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15=7x-(3x-2)
We move all terms to the left:
15-(7x-(3x-2))=0
We calculate terms in parentheses: -(7x-(3x-2)), so:We get rid of parentheses
7x-(3x-2)
We get rid of parentheses
7x-3x+2
We add all the numbers together, and all the variables
4x+2
Back to the equation:
-(4x+2)
-4x-2+15=0
We add all the numbers together, and all the variables
-4x+13=0
We move all terms containing x to the left, all other terms to the right
-4x=-13
x=-13/-4
x=3+1/4
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