Answer:
16x^2 +4x
just take the answer
Explanation:
Length = 5x^2 +2x
Width = 3x^2
The perimeter is given by the expression
P =2(l+w)
P = 2(5x^2 +2x +3x^2)
Combine like terms
=2 (8x^2+2x)
Distribute the 2
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