-15=-3+x

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Solution for -15=-3+x equation:



-15=-3+x
We move all terms to the left:
-15-(-3+x)=0
We add all the numbers together, and all the variables
-(x-3)-15=0
We get rid of parentheses
-x+3-15=0
We add all the numbers together, and all the variables
-1x-12=0
We move all terms containing x to the left, all other terms to the right
-x=12
x=12/-1
x=-12

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