SOLUTION: the length of a cell phone is 7 inches. if the area of the cell phone is measures 21 square inches , what is the width of the other side of the phone ?

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Question 948863: the length of a cell phone is 7 inches. if the area of the cell phone is measures 21 square inches , what is the width of the other side of the phone ?
Answer by iela94(4) About Me  (Show Source):
You can put this solution on YOUR website!
A=Lenqth x Width
21=7 x W
W=3