# The sides of a rectangle are 3x + y and 7x + 2y. Find its perimeter.

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so, your answer is 20x +6y

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**Answer:**

2 (l+b)

**Step-by-step explanation:**

2(3x+y+7x+2y)

=2 (10x+3y)

=20x+6y

so the perimeter of the rectangle=20x+6y

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