SOLUTION: what is the sum of (7x+16y)+(-17x+15y)

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Question 718099: what is the sum of (7x+16y)+(-17x+15y)
Answer by lenny460(1073) About Me  (Show Source):
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what is the sum of (7x+16y)+(-17x+15y) ?

Remove the brackets:
7x + 16y - 17x + 15y
Combine like terms:
7x - 17x = -10x
16y + 15y = 31y
Answer:
31y - 10x