37=3x-(x-7)

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Solution for 37=3x-(x-7) equation:



37=3x-(x-7)
We move all terms to the left:
37-(3x-(x-7))=0
We calculate terms in parentheses: -(3x-(x-7)), so:
3x-(x-7)
We get rid of parentheses
3x-x+7
We add all the numbers together, and all the variables
2x+7
Back to the equation:
-(2x+7)
We get rid of parentheses
-2x-7+37=0
We add all the numbers together, and all the variables
-2x+30=0
We move all terms containing x to the left, all other terms to the right
-2x=-30
x=-30/-2
x=+15

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