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Chapter 1: 1.19 (page 20)

The length of a rectangle is 7 less than the width. Letwrepresent the width of the rectangle. Write an expression
for the length of the rectangle.

Short Answer

Expert verified

w-7

Step by step solution

01

Using concept:

The phrase "b less than a" is being used to execute a subtraction operation, while the word "a-b" is used to accomplish a subtraction operation.

02

Write an expression for the length of the rectangle.

The expression "the length of a rectangle is 7 less than the width" means "the length of a rectangle is 7 less than the width."
Since previously said, the important word is a difference, hence the two terms will be subtracted.
As W denotes the rectangle's width.
As just a result, wis substituted for the width.
As a result, the expression "7 less than w" can be recast as "w-7".

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