3 years ago

Rectangle poster is 3 times as long as wide perimeter is 24 in

Mathematics

1 answer:

Alexxandr [17]3 years ago

3 0

w= width

l = 3w

P = 2(l+w)

substitute

24 = 2(3w+w)

24 = 2(4w)

24 =8w

3 =w

The width is 3 inches

the length is 9 inches

You might be interested in

Solve for y- 6y-1.5x=8

VARVARA [1.3K]

$6y-1.5x=8\qquad\text{add 1.5x to both sides}\\\\6y=1.5x+8\qquad\text{divide both sides by 6}\\\\y=\dfrac{1.5}{6}x+\dfrac{8}{6}\\\\y=\dfrac{15}{60}x+\dfrac{4}{3}\\\\\boxed{y=\dfrac{1}{4}x+\dfrac{4}{3}}$

8 0

3 years ago

The movies ticket cost $24 per person. Anna and her sister both go to the movies. There is a long line to get into the theatre.

Mumz [18]

Answer:

multiply the amount of people by 24 so far all we know is that there are 2 people in line so for rn it would be $48

Step-by-step explanation:

4 0

2 years ago

What is parenthesis ?

Fynjy0 [20]

Parenthesis are something you can use in math problems that mean anything inside of them is what you have to solve first. In PEMDAS P is parenthesis which means that is first.

3 0

3 years ago

What is the answer to number 18?

dmitriy555 [2]

Answer: 3n ×9

Step-by-step explanation:

The product of 3 times a N number equals 3n or 3 ×N but you should write 3n then times it by 9

7 0

3 years ago

9=4/t Math Answer 6th grade problem

miskamm [114]

Multiply by for to get t alone 9 times four is 36

7 0

3 years ago