Please answer correctly !!!!!!!!!! Will make brainliest !!!!!!!!!!!!!

Please Answer Correctly !!!!!!!!!! Will Make Brainliest !!!!!!!!!!!!!

Answers

Answer 1

Answer:

33

Step-by-step explanation:

Let's call their ages m and b.

We have:

m = b + 12

m - 17 = 4(b - 17) → m = 4b - 51

b + 12 = 4b - 51

3b = 63

b = 21

m = 21 + 12 = 33

Answer 2

Answer:

33.

Step-by-step explanation:

If Michael's age is x years now then Brandon's age is  x - 12.

17 years ago  Michael was x - 17 years old and this was 4 times  Brandon's age so:

x - 17 = 4(x - 12 - 17)

x - 17 = 4x - 48 - 68

4x - x =  -17 + 48 + 68

3x = 99

x = 33.

So Michael is now 33 years old.


Related Questions

Joan draws a bar chart to show the temperatures at midday on March 1st in five cities. Joan has made four mistakes in her diagram. Write down any three of them. ​

Answers

Answer:

Step-by-step explanation:

Properties of a bar graph:

1). There should be equal space between the bars or the columns.

2). Width of each bar or columns should be same.

3). All bars should have same base.

4). Height of each bar will show the value of the data.

By these properties,

- Space between London-Paris, Rome-Oslo are not equal.

- Width of Munich bar is different from other bars.


Rectangle 1 and Rectangle 2 are similar. Rectangle 2 is three times as long as Rectangle 1. If Rectangle 2 is 18 inches wide, how wide is Rectangle 1?

3 inches
6 inches
9 inches
54 inches

Answers

Answer: 6 inches

Step-by-step explanation:

If rectangle 2 is 3 times as long as rectangle 1, then all we hae to do is divide the width by 3 (The width is 18)

18 ÷ 3 = 6

Answer:

6 trust me i had this on my assignment...

Step-by-step explanation:

Find the value of the expression 4a^4 − 2b^2 + 40 when a = 2 and b = 7

Answers

Answer:6

Step-by-step explanation:

4(2)^4 − 2(7)^2 + 40

4(16)-2(7)^2+40

64-2(49)+40

64-98+40

-34+40

6

Answer:

6

Step-by-step explanation:

4a^4 - 2b^2 + 40

Put a = 2 and b = 7

4(2)^4 - 2(7)^2 + 40

Solve the powers first.

4(16) - 2(49) + 40

Multiply.

64 - 98 + 40

Add and subtract.

= 6

Please answer correctly !!!!! Will mark brianliest !!! And click on the photo to answer the question !!!

Answers

Answer:

36

Step-by-step explanation:

Let Brandon's age be b. We can write 4b = b + 27 which gives us b = 9. Because Michael is 4 times as old as Brandon, he is 9 * 4 = 36 years old.

Answer:

36

Step-by-step explanation:

Micheal is 4 times as old as Brandon.

y = 4x

Micheal is also 27 years older than Brandon.

y = x +27

Y represents Micheal's age, and x represents Brandon's age.

Since both equations above are equal to the same value, y, you can set the two equations equal to each other.  Solve for x.

4x = x + 27

3x = 27

x = 9

Brandon is 9 years old.  

Plug Brandon's age into one of the equation to solve for Micheal's age.

y = x + 27

y = 9 + 27

y = 36

Micheal is 36 years old.

A display case has room for 10 statues. Find the number of ways you can line up the statues if you have 5 statues

Answers

(Just and Example so it'll kinda explain it.)

Example A

How many ways can 5 students sit in a row?

Solution: If we consider the students sitting in one of five seats, then we have 5 students to choose from for the first seat, four remaining to choose from for the second seat and so on until all the seats are filled.

5–×4–×3–×2–×1–=120 So there are 120 ways to seat the students.

More Guidance

The way we just wrote out 5–×4–×3–×2–×1– can also be expressed as a factorial. A factorial is the product of a number with each number less than itself. We use the notation, 5!, which is read as “five factorial” to represent the expression 5–×4–×3–×2–×1–. It is important to note that 0!=1!=1. Students are often perplexed that both zero and one factorial are equal to one but think back to the context for illustration. If you want to arrange zero items, how many ways can you do it? If you want to arrange one item, how many ways can you do it? There is only one way to “arrange” zero or one item.

To evaluate a factorial on the TI-83 or 84 graphing calculator, type in the number, then press MATH→NUM, 4!. Press ENTER to evaluate.

Please help me Solve -x/3 >5

Answers

Answer:

I think its D. im not sure.

which number is an interger

Answers

Answer:

Any number that is a whole number not a fraction or decimal

Step-by-step explanation:

If you borrow $5.93 for nine years at an interest rate of 6%, how much interest will you pay?

Answers

The answer is $3.20
By using the simple interest formula
Simple interest = principal x rate x time (years) all divided by 100
i believe the answer is 3.20

Write an inequality that compares 3 and 5

Answers

Answer:

3 < 5

Step-by-step explanation:

3 < 5

We can write this inequality, because three is less than five, and < means less than.

3 < 5

An inequality is a mathematical sentence which

states that two expressions are not equal.

The "<" symbol means less than.

Since 3 is less than 5, we can write this as 3 < 5.

Take a look below I have attached the same problem

and an additional one to show you.

How many milliliters are 30 teaspoons? 1 tsp=5mL

Answers

Answer:

Step-by-step explanation:

1 ts = 5 ml

5*30 =150

30 ts=150 ml

(0,0) is the coordinates of

Answers

Step-by-step explanation:

it's called the origin.

hope this helps :))

Simplify the expression below.
x4 • x4 • x4

Answers

Answer:

Step-by-step explanation:

Answer is x^12

first law of indices

Answer:

x4^3

Step-by-step explanation:

the answer would be cubed so x4 cubed

What is the slope-intercept form of the equation of the line that passes through the point (-6, 1) and is perpendicular to the
graph of 2x + 3y = -5?
Oy=-3/2x-8
Oy=-3/2x+1
O y=3/2x+1
O y = 3/2x + 10

Answers

Answer:it’s C

Step-by-step explanation:

Solve each equation (steps as to how appreciated)

Answers

Answer:

{10, -8} (A)

Step-by-step explanation:

Since it is absolute value, n-1 can equal both 9 or -9.

First you solve for n-1=9.  That would make n=10

Then you solve for n-1= -9 .That would make n=-8

Answer:

A) {10, -8}

Step-by-step explanation:

Since it is absolute value, you must split it into two equations:

n-1=9

n-1=-9

Now solve for n in both equations

n=10

n=-8

Therefore, the answer is A

6) Work out 4 x 10-5 x 6 x 1012
Give your answer in standard form.​

Answers

Answer:

4 × 5 × 6 × 1012 = 121440

= 1.2 × 10⁵

An architect is making a plan for a new circular playground. If the picture below is the playground, how much fencing needs to go up to keep the kids in the circle? ⬇⬇⬇

Answers

Answer:

Length of the fencing required = 201.06 meters

Step-by-step explanation:

Architect is planning a circular playground with diameter = 64 m

We have to calculate the fencing required to cover this playground.

Length of fencing = circumference of the playground

Since circumference of a circle = π × (Diameter)

                                                    = 64π

                                                    = 201.06 meters

Therefore, length of fencing required to keep the kids in a circle will be 201.06 meters.

What is the sum of the interior angles of a polygon that has 9 sides?

Answers

Answer:

1260 degrees

Step-by-step explanation:

Please answer correctly !!!!! Will mark brainliest !!!!!!!

Answers

Answer: (1 + x) (1 - x)

Step-by-step explanation:

Since both terms are perfect squares, factor using the difference of squares formula a^2 + b^2 = (a+b)(a-b) where a = 1 and b = x (1 + x) (1 - x)

The angles of a quadrilateral are in the ratio 2: 3: 5: 8. Find the measure of each angles.

Answers

Answer:

see below

Step-by-step explanation:

Let's call the angles 2x, 3x, 5x and 8x and since the sum of angles in a quadrilateral is 360 degrees we can write:

2x + 3x + 5x + 8x = 360

18x = 360

x = 20 which means the angle measures are 40°, 60°, 100° and 160°

Answer:

40°,60°,100° and 160°

Step-by-step explanation:

First add all the ratio's together

2 + 3 + 5 + 8 = 5 + 13 = 18

Now we utilise the fact that angles in quadrilaterals add up to 360. We form an equation like this 18x = 360 to find the value of x and then substitute back into the ratio's

18x = 360

→ Divide both sides by 18 to isolate x

x = 20

Multiply 20 by each of the ratio's to find the angles of this quadrilateral

2 × 20 = 40

3 × 20 = 60

5 × 20 = 100

8 × 20 = 160

So the angles of a quadrilateral with the ratio of 2: 3 : 5 : 8 is 40,60,100 and 160

Aliyah had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost? What equation would you use to solve this problem?

Answers

Answer:

$2

Step-by-step explanation:

24-10=14

14/7=2

Answer:

Each pencil costed $2

Step-by-step explanation:

She bought 7 pencils at $2  7x2=14

24-14=10

What is the equation of the line with a slope of –3 and a y-intercept of 4?

Answers

Answer:

y=-3x+4

y=mx+b

m is the slope

b is the yint

Answer:

y= -3x+4

Step-by-step explanation:

2 - Integrated Math 1 - 2019
euseneck in
Space is a way of joining together points, lines, and
A. more space
B. planes
C. symbols
D. thickness
Please select the best answer from the choices provided
СА
B
С
D

Answers

The answer is B: planes
More space A is the correct answer

Mark has 1/2 pound of chocolate chips to make chocolate chip cookies. He needs 1/6 pound chocolate chips for one batch of cookies. How many batches of cookies can he make?

Answers

Answer:

3 batches

Step-by-step explanation:

First simplify 1/2 into 3/6

which into 1/6 makes three which means Mark can make 3 batches of cookies.

(If Mark had a full pound he could make 6 batches of cookies)*

Have a good day. :)

Hope this helps!

(brainliest would be appreciated)

Answer:

3 batches

Step-by-step explanation:

The total length of a beach is 13.2 kilometers. If lifeguards are stationed every 0.06 kilometers, including one at the end of the beach, how many lifeguards will there be on the beach?

Answers

Answer:

220 lifeguards

Step-by-step explanation:

We have to divide the length of the beach by the interval of the stationed lifeguards.

13.2 / 0.06 = 220 lifeguards

There are 220 lifeguards.

What is the difference between the highest and lowest points in a data set?
the mean
the median
the mode
the range

Answers

Answer:

range

Step-by-step explanation:

difference between the highest and lowest points in a data set = range

The mean is the average of all the points

The median is the middle of  all the points

The mode is the point the appears the most often

"Hey diddle diddle the medians the middle you add and divide for the mean the mode is the one that you see the most and the range is the difference between"

Online song that's helped me remember the difference between median, mode, mean and range for years!

What is the y-value of the solution to the system of equations?
3x + 5y = 1
7x + 4y = -13
-3
-1
2
5

Answers

Answer:

So the answer is the third one,y=2

Answer:

3rd option:  2

Step-by-step explanation:

edgen2020

please help will mark brainliest

Answers

Answer:

20 ft² - 4ft² = 16 ft²

Step-by-step explanation:

First we solve for the whole rectangle:

Formula:  A = ab

side length a = 5 in

side length b = 4 in

diagonal p = q = 6.4031242374328 in

perimeter P = 18 in

area A = 20 in²

Second we deduct the Area of the cutout of the Square

side length a = 2 ft

Area = a² = 4 ft²

PLZ HELP STUCK ON THIS QUESTION
4a + 6b = 24
6a - 12b = -6
Given the equations what is the value of a+b?
PLZ HELP WILL MARK BRAINLIEST

Answers

Answer:

5

Step-by-step explanation:

4a + 6b = 24

6a - 12b = -6

Rewrite the first equation below. Divide both sides of the second equation by 2 and write below the first equation. Then add the equations.

      4a + 6b = 24

+     3a - 6b = -3

----------------------------

      7a         = 21

Divide both sides by 7.

a = 3

Now substitute 3 for a in the first equation and solve for b.

4a + 6b = 24

4(3) + 6b = 24

12 + 6b = 24

6b = 12

b = 2

a = 3, and b = 2

a + b = 3 + 2 = 5

Answer: 5

write the expression (a+4) /7 in words

Answers

Answer:

It would be

a plus 4 divided by 7

Step-by-step explanation:

Answer:

"the sum of a and 4 divided by 7"

Step-by-step explanation:

This is "the sum of a and 4 divided by 7."

Find the area of the figure. If you need to use Pi in your computation, approximate its value as 3.14.
Rectangle topped by a semicircle

a.
130.24 sq. in.
b.
105.12 sq. in.
c.
83.14 sq. in.
d.
180.48 sq. in.

Answers

Answer:

b.  105.12 in²

Step-by-step explanation:

A= 1/2 πr² +ab

a= 8 inb= 10 inr=8/2= 4 inA= 1/2*3.14*4² + 8*10= 105.12 in²
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