SOLUTION: 3x-(7x-5)=15

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Question 59893: 3x-(7x-5)=15
Answer by checkley71(8403) About Me  (Show Source):
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3X-(7X-5)=15
3X-7X+5=15
-4X=15-5
-4X=10
X=10/-4
X=-2.5
PROOF
3*-2.5-(7*-2.5-5)=15
-7.5-(-17.5-5)=15
-7.5-(-22.5)=15
-7.5+22.5=15
15=15