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
1 answer:
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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