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Mr. kelly uses an expression to represent the perimeter of a square, rewrite the expression to represent the length of a side of the square. P=8x + 20

Respuesta :

Answer:

therefore the side of the square is 2x + 5.

Step-by-step explanation:

i) let the side of the square be a

ii) therefore the perimeter of the square = 4a

iii) therefore 4a = 8x + 20

iv) therefore a  = 2x + 5

therefore the side of the square is 2x + 5.

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