Homework Help: ALGEBRA

Posted by ALISON15 on Thursday, July 5, 2012 at 11:29pm.

Solve by setting up the proper equation to describe the facts given and then carrying out the mathematical calculations to solve for the unknown variable(s).
The length of a rectangle is 3 times the width. The difference between the length and the width is 8 feet. Determine the rectangle’s length

ALGEBRA - Reiny, Thursday, July 5, 2012 at 11:35pm
let the width be x
then the length is 3x

3x - x = 8
2x = 8
x = 4

width is 4 ft
length is 12 ft

Answer this Question

Related Questions

algebra - Solve by setting up the proper equation to describe the facts given ...
algebra - Solve by setting up the proper equation to describe the facts given ...
algebra - Solve by setting up the proper equation to describe the facts given ...
math - Solve by setting up the proper equation to describe the facts given and ...
physics - Carrying out the following mathematical manipulations: (5.78 +/- 0.04...
math - just an algebra question. how would you solve: (3x^2 +5)(3x^2 +5) ^ means...
Algebra - I was given this answers to a problems I solved but I do not ...
Algebra - I was given this answers to a problems I solved but I do not ...
algebra - Explain in your own words what it means for an equation to model a ...
Physics - What is the direction of the net magnetic field at the point? I'll...

For Further Reading

First Name:
School Subject:
Answer: