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31-01-2021
Mathematics

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find the area of a rectangle whose length is 5x + 7 and whose width is 2x, in terms of x

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Аноним Аноним

31-01-2021

Answer:

A=10x^2+14x

Step-by-step explanation:

A=wL

w=2x

L=5x+7

A=2x(5x+7)

A=10x^2+14x

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