Please help I don’t get how to do it.

Please Help I Dont Get How To Do It.

Answers

Answer 1

Answer:

Step-by-step explanation:

a)  -2g

putting the value of g

-2[tex](\frac{3}{-1} )[/tex]

opening the brackets by multiplying

=[tex](\frac{-6}{1})[/tex]=-2g

b)f+3g

=[tex]\frac{-2}{4}+\frac{9}{-3}[/tex]

taking LCM AS 12

=[tex]\frac{-2*3}{4*3} +\frac{9*4}{-3*4}[/tex]

=-6/12-36/12

=-42/12

=-7/2

c)2f-4g

=[tex]2(\frac{-2}{4})-4(\frac{3}{-1} )[/tex]

=[tex]\frac{-4}{4}-\frac{12}{-1}[/tex]

=-1+12

=11


Related Questions

Plz help asap. Ahdhduebdhf

Answers

Answer:

x = 125

Step-by-step explanation:

all of the angles in a triangle must add up to 180, so 25 + 30 + x = 180. you can subtract 25 and 30 from both sides and you are left with x = 125.

hope it helps!

________________________________

Hey!!!

Solution,

X+30+25=180(Sum of angle in traingle)

or,X+55=180

or,X=180-55

X=125

The value of X is 125.

Hope it helps

Good luck on your assignment

Stay safe

__________________________________

The altitude to the hypotenuse of a right triangle is the geometric mean between the segments on the hypotenuse.

always
sometimes
never

Answers

Answer: always

Step-by-step explanation:

A right triangle is a kind of triangle with one right angle.

Side opposite to right angle is known as hypotenuse.Other two sides is known as legs.

A theorem of right triangle says that :-

When the altitude drawn from the right angle to the hypotenuse splits the hypotenuse into two sections of segments. Then the length of each leg of the right triangle is the geometric mean of the lengths of the hypotenuse and the segment of the hypotenuse that is adjacent to the leg.

Hence, the statement "The altitude to the hypotenuse of a right triangle is the geometric mean between the segments on the hypotenuse."  is always true.

Thus , the correct answer is "always".

Your answer should be always :)

(I know this has already been answered, but it can be reassuring to some people that the answer is correct ^-^)

A kayaker is paddling at a steady rate for 10 miles with the river current. She can only travel 4 miles against the current in the same amount of time. If the rate of the current is 8 miles per hour, what is the kayaker’s rate in still water (without the current)?

Answers

Answer: 18.66 miles per hour.

Step-by-step explanation:

The velocity of the Kayak can be written as the velocity of the kayak in still water plus the rate of the current.

If K is the velocity of the kajak, and C the velocity of the current, we have that:

When the kajak moves along with the current, for a given time T.

(K + C)*T = 10mi

when the kajak move against the current:

(K - C)*T = 4mi

now we can replace C by 8mph, and take the quotient of both equations:

((K + 8mph)*T)/(K - 8mph)*T)) = 10mi/4mi

(K + 8)/(K-8) = 10/4

K + 8 = (K- 8)*10/4

K + 8 = K*10/4 - 20

K*10/4 - K = K*6/4 = 20 + 8 = 28

K = 28*4/6 = 18.66

So the rate of the kajak is 18.66 miles per hour.

A small business takes out a loan for $14,000 at 7% simple interest over the course of 4 years. What is the monthly payment?
a)$291.67
b)$326.67
c)$373.33
d)$408.33

Answers

Answer is d because I used that Calculator

Find the midpoint of the line segment with end coordinates of: ( 1 , 7 ) and ( 3 , − 2 ) Give coordinates as decimals where appropriate.

Answers

Answer:

(2, 2.5)

Step-by-step explanation:

To find the midpoint, the middle point of a line segment

Add the x coordinates together and divide by 2

(1+3)/2 = 4/2 =2

Add the y coordinates together and divide by 2

(7-2)/2 = 5/2 =2.5

___________________________________

The right answer is (2,2.5)

please see theattachedpicture for full solution

Hope it helps

Good luck on your assignment

Stay safe...

__________________________________

here are the numbers of people in a restaurant on the first 15 days of july.
21, 30, 14, 23, 38, 46, 33, 23, 27, 12, 42, 48, 44, 36.
Show the data on an ordered stem and leaf diagram.

Answers

Answer:

Below is the stem and leaf diagram

The required stem-and-leaf diagram will be:

Stem        Leaf

1              2  4

2             1   3  3  7

3             0  3  6  8

4             2  4  6  8

What is the stem-and-leaf diagram?

A stem-and-leaf diagram is a quantitative assessment of a collection of data in which the data values are divided into a "stem" (the first digit of the number) and a "leaf" (the remainder of the number) (the last digit of the number).

For instance, 53 may be written as

Stem        Leaf

5                  3

For the given data :

21, 30, 14, 23, 38, 46, 33, 23, 27, 12, 42, 48, 44, 36.

The above numbers of people in a restaurant on the first 15 days of July.

The required stem-and-leaf diagram will be:

Stem        Leaf

1              2  4

2             1   3  3  7

3             0  3  6  8

4             2  4  6  8

To learn more about the stem-and-leaf diagram click here:

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In the grade 9, the ratio of girls to boys is 17:8. What percent of the grade 9 are boys?

Answers

Answer:

32%

Step-by-step explanation:

Let's say there are 17 girls and 8 boys. So there is 25 people in total.

8/25 = 32/100=32%

what is the answer to (6x-7)​

Answers

Given as 6x-7=0

the value for x will be 7/6

Answer:

7/6 or 1.666666666

Step-by-step explanation:

6x-7=0

6x=7

x=7/6

The line y−6=2(x+4) passes through which point?

Answers

it passes through both (0,14) (1,16)

Find the HCF of 64 and 80.

Answers

Answer:

64=2✖️2✖️2✖️2✖️2✖️2

80=2✖️2✖️2✖️2✖️2✖️5

Common factors=2✖️2✖️2✖️2

As HCF= Product of common factors

HCF =2✖️2✖️2✖️2

HCF=16

Step-by-step explanation:

I hope this will help you:)

Answer:

Its 16.2

Step-by-step explanation:

Can someone pleaaase help its timed

Answers

Answer:

C. 48 cubic units

If you fill up the whole prism and it takes exactly 48 cubes then you did it correctly.

Step-by-step explanation:

To find the volume of a rectangular prism you have multiply the base by the height by the width.

So the volume is b*h*w = 8*2*3 = 48

C. 48 cubic units

Since 1 cube takes 1 unit that means it takes 48 cubes to fill up the whole thing.

If you fill up the whole prism and it takes exactly 48 cubes then you did it correctly.

What are the x-intercepts of the graph of the function below?
y= x^2+3x – 28
A. (7,0) and (4,0)
B. (-7,0) and (-4,0)
C. (7,0) and (-4,0)
D. (-7,0) and (4,0)

Answers

The answer to your question is D.
y = x^2 + 3x - 28
y = x^2 + 7x - 4x -28
y = (x^2 + 7x) - (4x - 28)
y = x(x + 7) - 4(x + 7)
y = (x + 7)(x - 4)
y = -7, 4

The answer is D. (-7, 0) and (4, 0)

For all negative numbers n, y = nx passes through the same quadrants as
y=-3x.

Answers

Y=-3x
nx=-3x
n=-3x/x
n=-3

Answer:

Step-by-step explanation:

so i think its true

If the spinner is spun 120 times, how many times would you expect it to land on red or orange?
A) Around 24 times
B) Around 48 times
D) exactly half of the time

Answers

Answer:

D

Step-by-step explanation:

Answer:

around 48 times

Step-by-step explanation:

the total is 5

the red and orange equals to 2

2/5 times 120

240/5

19 is the top and 20 is the bottom what is 19 in a fraction

Answers

Answer:

95%

Step-by-step explanation:

you meant what is 19 in a percentage, it means that it is 19/20.  So you do 19 divided by 20.  Do the math and get .95 ..95=95% .You get this by multiplying te decimal by 100 to find the percentage  

Answer:

95%

When it says in percent, just times the fraction by 100

19/20 * 100= 95%

Or ...

You can change it to a decimal and move the decimal point back 2 spaces.

.95 = 95%

- Quinn <3

I know its summer and everyone done with school but someone help ​

Answers

Answer:

1.55

Step-by-step explanation:

3750+900 = 4650

4650/3000 = 1.55

Answer:

1.25

Step-by-step explanation:

What is the length of the blue segment in OL below?

Answers

the answer is A, 7.74

Answer:

c 3.95 that's what I think

Evaluate the expression 4^3 Divided by (7-3)x2 need fast will mark brainliest

Answers

Answer:

First parentheses

7-3=4

4^3 / 4 x 2

Next exponents

do 4^3

4 x 4 x 4 = 64 x 4 = 256

256 / 4 x 2 is left

256 / 4 = 64

64 x 2 = 128

128

Hope this helps

Step-by-step explanation:

what are the solutions to the quadratic equation 9x(2) + 64 = 0?
and
what is the factored form of the quadratic expression 9x(2) + 64?​

Answers

Answer:

Solution of given quadratic equation is

[tex]$ (\frac{8i}{3}, -\frac{8i}{3} ) $[/tex]

Step-by-step explanation:

The given quadratic equation is

[tex]9x^2 + 64 = 0[/tex]

The general form of the quadratic equation is given by

[tex]ax^2 + bx + c = 0[/tex]

Comparing the general form with the given quadratic equation

[tex]a = 9\\b = 0\\c = 64[/tex]

The solutions of the quadratic equation is given by

[tex]$x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}$[/tex]

Substitute the values of a, b and c

[tex]$x=\frac{-0\pm\sqrt{0^2-4(9)(64)}}{2(9)}$[/tex]

[tex]$x=\frac{\pm\sqrt{-2304}}{18}$[/tex]

[tex]$x=\frac{\pm48i}{18}$[/tex]

[tex]$x=\frac{\pm8i}{3}$[/tex]

[tex]$x=\frac{8i}{3}$[/tex]

and

[tex]$x=-\frac{8i}{3}$[/tex]

Where i represents iota which means that the given quadratic equation has complex roots.

So the solution of given quadratic equation is

[tex]$ (\frac{8i}{3}, -\frac{8i}{3} ) $[/tex]

The factored form of the given quadratic equation is

[tex]$ (x+ \frac{8i}{3}) (x- \frac{8i}{3}) = 0 $[/tex]

What must be a factor of the polynomial function fx) graphed on the coordinate plane below?

Answers

Answer:

C. x+2

Step-by-step explanation:

a factor of polynomial is where polynomial = 0

in this case it's -2 so (x+2)

Johnstone Rent-A-Car John has a fixed rate of $49 weekly pay is $14 per week for the optional insurance and he spends $12 weekly on gas but will is cost me per month

Answers

Answer:

49+14+12= 75

Step-by-step explanation:

My crotch itches. Which hurts when I itch it.

Please help with number three and number seven

Answers

Answer:

Number three and seven are both A

Step-by-step explanation:

Answer:

3) c 7) d

Step-by-step explanation:

3) the little circle over top the -4 indicates it doesn't actually equal -4 but everything above it

7) when dividing all of the prices of the products by the weight the lowest number you get is $1.28 per pound of alfalfa.

An icicle is in the shape of an inverted cone with a diameter of 9 mm and a height of 120 mm. The icicle drips at a rate of 75 mm
per minute. How long will it take the icicle to completely melt? Use 3.14 for 7. Round the answer to the nearest tenth.
0 5.1 minutes
7.5 minutes
15.1 minutes
033.9 minutes

Answers

Answer:

Step-by-step explanation:

D 33.9 minutes I just took the test and got it right

Answer:

d

Step-by-step explanation:

A fence is made from 32 identical pieces of wood, each of length 2 metres correct to nearest centimetre.
Calculate the lower bound for the total length of wood used to make this fence.
Write your answer in full calculator display.​

Answers

200cm which has been rounded up to to the nearest cm meaning it could be 199.5cm. Then times it by 32.

199.5 x 32 = 6384cm

The length of a fence is required in centimeters.

The total length of wood used to make the fence is [tex]6400\ \text{cm}[/tex].

The number of pieces of wood for making the fence is 32.

The length of each piece of wood is 2 meters.

Converting meters to centimeters

[tex]1\ \text{m}=100\ \text{cm}[/tex]

[tex]2\ \text{m}=2\times100=200\ \text{cm}[/tex]

The entire length will be

[tex]32\times 200=6400\ \text{cm}[/tex]

So, the total length of wood used to make the fence is [tex]6400\ \text{cm}[/tex].

Learn more:

https://brainly.com/question/21378313

https://brainly.com/question/21149101

Evaluate (-A) 2 for A = 5, B = -4, and C= 2.
0-25
-10
10
25

Answers

Answer:

-10

Step-by-step explanation:

Substitute 5 into the equation

(-5)2

Simplify and get -10

What is the median of 0, 1, 2, 6, 6?

Answers

Answer:

2

Step-by-step explanation:

0, 1, 2, 6, 6

The median is the middle number

0, 1,     2,      6, 6

There are 5 numbers and 2 is the middle number so 2 is the median

Answer:

Median is 2

Step-by-step explanation:

Median: the middle

0,1,2,6,6

2 because you cancel the number from left to right

The graphs of two exponential functions, fand g, are shown on the coordinate plane below.
y
4-
9
2
-2
2
2
If g(x) = f(x) + k, what is the value of k?
OA. 7
B.
6
C.
-6
D.
-7​

Answers

。☆✼★ ━━━━━━━━━━━━━━  ☾  

As you can see, the graph has shifted upwards by 7 units

Thus, the correct option would be A. 7

Have A Nice Day ❤    

Stay Brainly! ヅ    

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。☆✼★ ━━━━━━━━━━━━━━  ☾

Triangle G F H is rotated to form triangle G prime F prime H prime. Which type of transformation maps triangle GFH onto triangle G'F'H'? translation reflection rotation dilation

Answers

Answer:

Rotation

Step-by-step explanation:

The type of transformation maps triangle GFH onto triangle G'F'H' will be; Rotation.

How does transformation of a function happens?

The transformation of a function may involve any change.

Usually, these can be shift horizontally (by transforming inputs) or vertically (by transforming output), stretching (multiplying outputs or inputs) etc.

If the original function is y = f(x), assuming horizontal axis is input axis and vertical is for outputs.

We are given that Triangle GFH is rotated to form triangle G prime F prime H prime.

Stretching:

Vertical stretch by a factor k: [tex]y = k \times f(x)[/tex]

Horizontal stretch by a factor k: [tex]y = f\left(\dfrac{x}{k}\right)[/tex]

The rotation transformation maps triangle GFH onto triangle G'F'H'

Learn more about transforming functions here:

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helppppp plsssss helpppp plssss

Answers

Answer:

Measure of the side, x = 5.25 units

Step-by-step explanation:

Figure B is a scale image of figure A.

That means figure B is an image and figure A is a pre-image.

Scale factor for the dilation from figure A to figure B = 1.75

Scale factor = [tex]\frac{\text{Side of image B}}{\text{Side of pre-image A}}[/tex]

             1.75 = [tex]\frac{x}{3}[/tex]

                  x = 1.75 × 3

                  x = 5.25 units

Therefore, measure of the side figure B is 5.25 units.

Find the slope of the line that passes through the points A(-6, 2) and B(5, -1).

Answers

Answer:

-3/11

Step-by-step explanation:

The slope of the line is given by

m = (y2-y1)/(x2-x1)

   = (-1-2)/(5--6)

   = -3/(5+6)

   = -3/11

Answer:

[tex]\frac{-3}{11}[/tex]

Step-by-step explanation:

You use the formula to solve:

[tex]m = \frac{y_2-y_1}{x_2-x_1}[/tex]

[tex]m =\frac{-1-2}{5+6}\\m = \frac{-3}{11}[/tex]

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