i need help FAST this is timed

I Need Help FAST This Is Timed

Answers

Answer 1

Answer:

A. 18+(-7)

Step-by-step explanation:

18 - 7=11

18 + (-7)=11


Related Questions

The cost, c, to rent a kayak for h hours is shown in the table below.
I fr forgot how to do rate of change please help me lol

Answers

Answer:

Rate of change in the rent of yak = $5 per hour

Step-by-step explanation:

Rate of change in the cost from the table is given by the formula,

Rate of change = [tex]\frac{\triangle C}{\triangle h}[/tex]

Where ΔC = Change in the rate of the yak

Δh = Change in time

Change in the rent of yak = ΔC = 30 - 25

                                                    = $5

Change in time = Δh = 3 - 2

                                 = 1 hours

Rate of change = [tex]\frac{5}{1}[/tex]

                          = $5 per hour

EMERGENCY! Please give me the correct answer!​

Answers

Answer:

12

Step-by-step explanation:

2^2=4

2^3=8

Answer:

12

Step-by-step explanation:

Multiply 2 by it self 2 times, and 2 by itself 3 times, then add them and you have the answer which is 12.

Hope this helped

Can someone help me please if you don’t know the answer or think you might know please don’t answer.

Answers

Answer:

it's c

Step-by-step explanation:

hahdhdhdhwjajshdjf

The correct awnser is C

I only need help with 5 and 6 Please help me! I’ll give a lot of points! And I need an explanation!♥️

Answers

Answer:

Look at explantation.

Step-by-step explanation:

5. It's the first and last one.

6. It's the third one.

Step-by-step explanation:

5: y=[x+3] FALSE

y=-[x-3] FALSE

y=-[x]-2 FALSE

y= [x+8]+5 FALSE

conclusion: none in 5 are right.

explanation: unable to identify a local extrema l

6: y=1/4[x]+5 FALSE

y=-[x]-2 TRUE

y= -7[x+5] TRUE

y= 3[x-2] FALSE

conclusion 2/4 are correct.

explanation: using desmos i could see that 2 had a. shift to the left and 2 were to the right

What is the speed of a car in m/hr that traveled 75 miles in 2 hours and 30 minutes?

Answers

example :-

Answer:

A car travel 90km in 2.5 hours, How much time is required to cover 60km with the same speed?

find the distance covered in 4 hours?

90km →2.5hrs.

Speed= 2.5/90=36 km/hr

i) Time required = 36/60 = 3/5 hrs

Distance covered=36×4=144km.

Step-by-step explanation:

plz mark me brilliantest

(HELP PLZZZ 13 points)

A triangle has two sides of lengths 5 and 13. What value could the length of
the third side be? Check all that apply.
A. 10
B. 19
C. 24
D. 8
E. 5
F. 2

Answers

5? Bc two sides have to be the same length? Right?
I believe the answer is F

Please help I don’t understand.

Answers

Answer:

The answer is 6

Step-by-step explanation:

Answer:

-6

Step-by-step explanation:

ASSISTANCE PLEASE
The path of a projectile
launched from a 16-ft-tall tower
is modeled by the equation
y = −16x2 + 64x + 16. Graph the
equation. What is the maximum
height, in feet, reached by the
projectile?

(On a graph)

Answers

Answer:

The maximum height reached by the projectile is 80 feet

Step-by-step explanation:

The given equation of the path of the projectile is y = -16·x² + 64·x + 16

Where;

y = The height in feet, reached by the projectile (Assumption)

x = The time it takes the projectile to reach the height, y (Assumption)

The shape of the given equation of the path of the parabola is that of a parabola turned upside down.

We have that the maximum height is given by the top of the curve where the curve changes direction, and the slope = 0

Therefore, we have;

[tex]Slope = \dfrac{\mathrm{d} y}{\mathrm{d} x} = \dfrac{\mathrm{d} \left (-16\cdot x^2 + 64\cdot x + 16 \right )}{\mathrm{d} x} = -32 \cdot x + 64 = 0[/tex]

Therefore, at the maximum point, the slope is -32·x + 64 = 0

∴ x = -64/(-32) = 2 at the maximum point

The height at the maximum point = The maximum height, [tex]y_{max}[/tex], is found by finding the value of y (the height) at x = 2 (the value of x at the maximum point)

Therefore, we have;

[tex]y_{max}[/tex] = -16 × 2² + 64 × 2 + 16 = 80 feet

The maximum height reached by the projectile, [tex]y_{max}[/tex] = 80 feet.

Answer:

The maximum height reached by the projectile is 80 feet

Step-by-step explanation:

Please help! Me not understanding

Answers

Picture is cut off, take a better photo

What is the most efficient first step to isolate the variable term on one side of this equation?
-9x = -4x + 5
O Subtract 5 from both sides.
Add 5 to both sides.
O Subtract 9x from both sides.
O Add 4x to both sides.

Answers

Answer:

add 4x to both sides

Step-by-step explanation:

bc if u add 9x then u wont have a proper equation

Select the correct answer. Who are angel investors? A. Individual investors or institutions who give credit to small and medium enterprises B. Wealthy individuals who mostly invest in startups with good potential in exchange for stocks in the business C. Banks that lend money in exchange for collaterals D. Credit unions with stricter guidelines compared to others

Answers

Answer: B. . Wealthy individuals who mostly invest in startups with good potential in exchange for stocks in the business

Step-by-step explanation:

Angel investors are wealthy individuals who mostly invest in startups with good potential in exchange for stocks in the business.

It should be noted that when new businesses are been established or wants to start up, they usually have little capital and often times, need someone to help them with funds.

Am angel investor invests in such companies in exchange for ownership equity and also gives them the.nweded support.

Jerry and Steve each had 24 candy bars to sell. Jerry sold 50% of his candy bars.
1
Steve sold of his candy bars. What fraction of the total candy bars did Jerry and
Steve sell together?

Answers

Answer:

I got 5/8

( Please correct me if I'm wrong, I really hope I'm correct, Please correct me if I'm wrong )

- LxlyPxppy <3

2+22999999999999999999999999999999999999

Answers

Answer:

2.3e+37

Step-by-step explanation:

srate outta the calucular

Answer: 2.3e+37

Explanation: Basically inputting it would be too long, so putting in e by the number of digits is better than just typing it number by number.

which Expression best represents the opposite of the opposite 8 1/4​

Answers

Answer:

8 and 1/4

Step-by-step explanation:

The opposite of 8 and 1/4 is -8 and 1/4

so the opposite of that opposite is 8 and 1/4

in the first quadrant you start at 6,4 and move 2 units left

Answers

It would turn into 4,4 because if you move to the left your x goes down and it would go down 2 to 4

Here are three different recipes for Orangey-Pineapple Juice. Two of these mixtures taste the same and one tastes different. Which two recipes will taste the same, and which one will taste different? Recipe 1: Mix 4 cups of orange juice with 6 cups of pineapple juice.

Answers

Answer:

recipe 1 and recipe 2 will taste the same because they have the same ratio while recipe 3 will taste differently because it has a different ratio.

Step-by-step explanation:

Here are three different recipes for Orangy-Pineapple juice. Two of these mixtures taste the same and one tastes different.

Recipe 1: Mix 4 cups of orange juice with 6 cups of pineapple juice.

Recipe 2: Mix 6 cups of orange juice with 9 cups of pineapple juice

Recipe 3: Mix 9 cups of orange juice with 12 cups of pineapple juice

Which two recipes will taste the same, and which one will taste different? explain or show your reasoning.

Recipe 1: Mix 4 cups of orange juice with 6 cups of pineapple juice.

Ratio of orange juice to pineapple juice = 4 : 6

= 4 / 6

= 2/3

= 2 : 3

Recipe 2: Mix 6 cups of orange juice with 9 cups of pineapple juice.

Ratio of orange juice to pineapple juice = 6 : 9

= 6 / 9

= 2 / 3

= 2 : 3

Recipe 3: Mix 9 cups of orange juice with 12 cups of pineapple juice

Ratio of orange juice to pineapple juice = 9 : 12

= 9 / 12

= 3 / 4

= 3 ; 4

Therefore, recipe 1 and recipe 2 will taste the same because they have the same ratio while recipe 3 will taste differently because it has a different ratio.

PLEASE HELP, MARKING BRAINLIEST!!!!

These triangles are congruent by _____.

A. AAS
B. ASA
C. HL
D. Not enough information

Answers

Answer:

Hypotenuse leg

Step-by-step explanation:

Theorem states that two right triangles are congruent if and only if the hypotenuse and a leg of one right triangle are congruent to the hypotenuse and a leg of the other right triangle.

Answer:

HL im sorry if im  wrong

Step-by-step explanation:

please mark brainleast

Can someone help me please I don’t understand what this is.

Answers

Answer:

eeedbashbejn

Step-by-step explanation:

ecdbjshwq d b

Convert each fraction or mixed number to a decimal using an equivalent fraction.(plus whoever answers first and right gets brainliest)
1. 4/5

2. 3/40

3. 8/200

4. 3 5/16

Answers

Answer:

Step-by-step explanation:

0.8

0.075

0.04

3.3125

Answer:

thanks alot this math is hard im behind this rilly helped me

Step-by-step explanation:

7th grade is hard i was ventral last year so i cinda for got everything  so thanks

what is the degree of -2xy³

Answers

Cubed or to the three is correct

If Sam visits an average of about 1.5 houses per minute for Trick-or-Treating, how many houses could she visit in a half hour? She could visit (your answer) houses​

Answers

Answer:

45

Step-by-step explanation:

to get the answer you need to multiply 1.5×30

the reason there is  30 is because every hour has 60 minutes in it and a halp of an hour is 30 minutes. So your answer would be 45

A building casts a 16 ft shadow. A six foot man standing next to the building casts a 2.5 ft shadow. How tall is the building? (show your work)

Answers

Answer:

the building is 38.4 feet tall

Step-by-step explanation:

because the ratio for the man is 6:2.5 and the building is x:16

so x = 38.4

Please help me or I’m gonna get in trouble ...

Answers

Answer:

30

Step-by-step explanation:

I don’t understand , could someone help me out

Answers

Answer:

It's simple. Just take any linear equation and try out each of the rules, according to me, most of the statements there are true

1. Write in standard form then classify each of the following polynomials by term and degree.
Write the answer in the following form:
Standard Form Degree Term
(3 Points)
- 7 - 8k - 4k^2-4k^3

Answers

To write a polynomial in standard form, you write starting with the term with the highest degree, or exponent (in this case, the
x
2
term), and then in decreasing order. Since the
x
2
term is the term with the highest degree:
2
x
2
+
x
To classify a polynomial by degree, you look at the highest exponent, or degree. Since 2 is the highest exponent (
2
x
2
), it is a quadratic. Here are the first few:
Highest Exponent:
1
- linear
2
- quadratic
3
- cubic
4
- quartic
5
- quintic
To classify a polynomial by the number of terms, count how many terms are in the polynomial: In this polynomial, there are two terms,
2
x
2
and
x
. So, this is a binomial.
1 term- monomial
2 terms- binomial
3 terms- trinomial
4+ terms- polynomial

Help please i dont understand this !

Answers

Answer:

see explanation

Step-by-step explanation:

You are going to plug in the x values to the equation.

f(-4)=-2(-4)-3 -> f(-4)=8-3 -> f(-4)=5

f(-2)=-2(-2)-3 -> f(-2)=4-3 -> f(-2)=1

f(2)=-2(2)-3 -> f(2)=-2-3 -> f(2)=-5

Then you are going to graph. Plot the points on the table (remember rise over run) and connect them with a straight line.

Answer:

[tex]\boxed{(x)}\boxed{f(x)} \\ \boxed{ - 4}\boxed{ + 5}\\ \boxed{ - 3}\boxed{ + 4}\\ \boxed{ - 2}\boxed{ + 1}\\ \boxed{ - 1}\boxed{ +0}\\ \boxed{ + 0}\boxed{ - 2}\\ \boxed{ + 1}\boxed{ - 4}\\ \boxed{ + 2}\boxed{ - 7}[/tex]

Step-by-step explanation:

[tex]f(x) \: is \: same \: as \: y \to \\ i.e \: y \: is \: a \: function \: of \: x. \\ so \: .....come \: to \: think \: of \: it.... \to \\ if \: y = \: f (x) = - 2x - 3. \\ then \: if \: x = - 4 \\ what \: would \: y \: (i.e \: f(x))\: be : \: ?....... \\ lets \: use \: this \: method \: to \: solve \: the \: above \: questions \\ \\ \boxed{(x)}\boxed{f(x)} \\ \boxed{ - 4}\boxed{ + 5}\\ \boxed{ - 3}\boxed{ + 4}\\ \boxed{ - 2}\boxed{ + 1}\\ \boxed{ - 1}\boxed{ +0}\\ \boxed{ + 0}\boxed{ - 2}\\ \boxed{ + 1}\boxed{ - 4}\\ \boxed{ + 2}\boxed{ - 7} \\ .............................................................. \\ i \: think \: that \: the \: above \: value s\: are \: the \: \\ only \: possible \: answers.[/tex]

♨Rage♨

what is the smallest number in which 480 must be multiplied to make it a perfect square​

Answers

Answer:

30 is the smallest number

Answer:
A. $16 for working 2 hours
B. $36 for working 4 hours
C. $40 for working 5 hours
D. $58 for working 6 hours

Answers

Answer:

The answer is B

Step-by-step explanation:

I got it right on my quiz : )

HELP FOR FREE BRAINLIEST

Answers

Answer:

a f a h

Step-by-step explanation:

Answer:

a f a h

Step-by-step explanation:

find an equation of a line with a slope of 3.5 and y intercept (0,-4)

Answers

Answer:

y= 3.5x -4

Step-by-step explanation:

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