Lesson 3 Homework 5.5 Answer Key

Are you stuck on the fifth problem of the fifth homework of lesson three? If so, you are not alone. Many students struggle to understand the answer key to the fifth problem of the fifth homework of lesson three. Fortunately, this article provides a comprehensive answer key to this problem so that students can move on to other tasks.

The Problem

The Problem

The fifth problem of the fifth homework of lesson three is as follows: Write an equation that represents the situation: The area of a rectangular room is 96 square feet and the length is 8 feet. The equation for this problem is A=L*W, where A is the area, L is the length, and W is the width. Therefore, the equation for this problem is A=8*W.

The Solution

The Solution

The solution to this problem is as follows: Solve for W. To solve for W, divide both sides of the equation by 8. Therefore, W=A/8. Substitute 96 for A and the equation becomes W=96/8. Simplify the equation to W=12. Therefore, the width of the room is 12 feet.

The Solution in Action

The Solution in Action

It is always helpful to see the solution in action. To do this, substitute 12 for W in the original equation. The equation becomes A=8*12. Simplify the equation to A=96. Therefore, the area of the room is 96 square feet, which is what the problem stated.



The answer key to the fifth problem of the fifth homework of lesson three is W=12. This can be verified by substituting 12 for W in the original equation and simplifying it to A=96. With this answer key, students can confidently move on to the next problem.