SOLUTION: The area of a square is (16x^2 + 40x +25cm^2) what is x if the perimeter of the square is 52cm?

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Question 494817: The area of a square is (16x^2 + 40x +25cm^2) what is x if the perimeter of the square is 52cm?
Answer by Gogonati(855) About Me  (Show Source):
You can put this solution on YOUR website!
We write the area of the square in the form:
16x%5E2%2B40x%2B25=%284x%2B5%29%5E2, where 4x+5 represent the length of the side of the
square. Since the perimeter of the square is 52 cm we write:
4(4x+5)=52 solving this equation we get:16x=32 => x=2
Answer: x=2.