SOLUTION: A rectange has a length of (x-3) and a width of (3x^2+4x^2) what's the perimeter?

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Question 334634: A rectange has a length of (x-3) and a width of (3x^2+4x^2) what's the perimeter?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The perimeter of a rectangle is,
P=2L%2B2W=2%28x-3%29%2B2%283x%5E2%2B4x%5E2%29=14x%5E2%2B2x-6