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OpenStudy (anonymous):
9) A rectangle has a length that is 5 feet more than its width. The area of this rectangle is 84 square feet. What is the width and length of this rectangle?
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OpenStudy (anonymous):
84 = lw l = w + 5 solve.
OpenStudy (anonymous):
l=w+5 A=84 keep in mind: A=l*w, then substitute w+5 for l: 84=w+5*w. Can you solve this?
OpenStudy (anonymous):
7x12?
OpenStudy (anonymous):
yes, 7 is the width and 12 is the length. Good job :)
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