(7x-12)=(3x+18)

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Solution for (7x-12)=(3x+18) equation:



(7x-12)=(3x+18)
We move all terms to the left:
(7x-12)-((3x+18))=0
We get rid of parentheses
7x-((3x+18))-12=0
We calculate terms in parentheses: -((3x+18)), so:
(3x+18)
We get rid of parentheses
3x+18
Back to the equation:
-(3x+18)
We get rid of parentheses
7x-3x-18-12=0
We add all the numbers together, and all the variables
4x-30=0
We move all terms containing x to the left, all other terms to the right
4x=30
x=30/4
x=7+1/2

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