SOLUTION: The dimensions of a rectangular monitor screen are such that its length is 5 in. more than its width. If the length were doubled and if the width were decreased by 1 ​in., the ar

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Question 1133359: The dimensions of a rectangular monitor screen are such that its length is 5 in. more than its width. If the length were doubled and if the width were decreased by 1 ​in., the area would be increased by 294 in squared. What are the length and width of the​ screen?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Original:
w+5 and w
area w%28w%2B5%29

Changed:
2(w+5) and w-1
area 2%28w%2B5%29%28w-1%29

Increase of Area:
2%28w%2B5%29%28w-1%29-w%28w%2B5%29=294
Simplify and solve.