A rectangle has a length of 5x - 15 and a length of 2x + 7. What is the area of the rectangle?

1 answer:

3 0

2(5x-15) + 2(2x+7) =0
10x-30+4x+14 = 0
14x = 16
x = 8/7

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A rectangle has a length of 5x - 15 and a length of 2x + 7. What is the area of the rectangle?​