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Mathematics 7 Online
OpenStudy (logan13):

Combine the like terms to simplify the expression: 5 + 7 + 15xy2 + 9y3 + 10x –13xy2 – 3x – 8y3 A. y3 + 2xy2 + 10x + 1 B. y3 –2xy2 + 10x + 15 C. y6 + 2x2y2 + 10x + 12 D. y3 + 2xy2 + 7x + 12

OpenStudy (whovianchick):

5 + 7 + 15xy2 + 9y3 + 10x –13xy2 – 3x – 8y3 (5 + 7) + (15xy2 –13xy2) + (9y3 – 8y3) + (10x– 3x) (12) + (2xy2) + (y3) + (7x) y3+2xy2+7x+12 D

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