-9=6+x

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Solution for -9=6+x equation:



-9=6+x
We move all terms to the left:
-9-(6+x)=0
We add all the numbers together, and all the variables
-(x+6)-9=0
We get rid of parentheses
-x-6-9=0
We add all the numbers together, and all the variables
-1x-15=0
We move all terms containing x to the left, all other terms to the right
-x=15
x=15/-1
x=-15

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