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-3x-3=(x+1)
We move all terms to the left:
-3x-3-((x+1))=0
We calculate terms in parentheses: -((x+1)), so:We get rid of parentheses
(x+1)
We get rid of parentheses
x+1
Back to the equation:
-(x+1)
-3x-x-1-3=0
We add all the numbers together, and all the variables
-4x-4=0
We move all terms containing x to the left, all other terms to the right
-4x=4
x=4/-4
x=-1
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