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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?​
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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?​

User Pandian
by
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6 votes
2(5x-15) + 2(2x+7) =0
10x-30+4x+14 = 0
14x = 16
x = 8/7
User Hgolov
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