rtid40875 rtid40875

01-11-2018
Mathematics

contestada

the length of a rectangle is 5 less than 3 times the width. the perimeter is 150 centimeters. what is the length and width?

Respuesta :

nhatminh082004pc2e48 nhatminh082004pc2e48

01-11-2018

The lenght: x
The width: y
x = 3y-5 (cm)
x + y = 150/2 = 75 (cm)
=> 3y-5+y = 75
=> 4y = 80
=> y = 20 (cm)
=> x = 3×20-5 = 55 (cm)

Answer Link

Otras preguntas

(3x - 1)^2 + 12x - 4 = 0

Miles to track laps One lap around a standard high-school running track is exactly 0.25 miles. Write a program that takes a number of miles as input, and output

Whats 150-x-2x=120+2x

Exhibit 4.1 The balance sheet and income statement shown below are for Koski Inc. Note that the firm has no amortization charges, it does not lease any assets,

Ahh! Help, please!!!!

What was the domino theory? the opinion that war is just a game played between nations, but that it becomes horribly real to those taking part in it the view

WILL MARK CORRECT ANSWER BRAINLIEST!!!!!!!!!!

Explain ONE spatial change in manufacturing employment patterns as a result of deindustrialization.

What do you think accounts for the rise in consumerism in the 1950's?

Find the area of the circle