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To write: an equation involving x , when given area of the rectangle in given figure with length x , and width 8 is 40.
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Answer to Problem 21WE
Explanation of Solution
Given:
Concept Used:
Area of a rectangle is product of its length and width. That is, area of a rectangle with length a , and width b is given by
Calculation:
In order to write an equation involving x , when given area of the rectangle in given figure with length x , and breadth 8 is 40.
Since, area of a rectangle is product of it’s length and width.
Here, width is 8, length is x , and area is 40.
Thus, from the given information
Thus, the equation formed from the given information involving x is:
Chapter 1 Solutions
Algebra: Structure And Method, Book 1
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