the sides of a triangle are 2x + 3y,x +5y and 7x - 2y.
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supergirl26:
find its perimeter
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Answer: Add all the 3 sides.
Step-by-step explanation:
2x+3y+x+5y+7x-2y
2x+x+7x+3y+5y-2y
3x+7x+8y-2y
10x+6y is the answer.
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