18=2(x-1)-6x

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Solution for 18=2(x-1)-6x equation:



18=2(x-1)-6x
We move all terms to the left:
18-(2(x-1)-6x)=0
We calculate terms in parentheses: -(2(x-1)-6x), so:
2(x-1)-6x
We add all the numbers together, and all the variables
-6x+2(x-1)
We multiply parentheses
-6x+2x-2
We add all the numbers together, and all the variables
-4x-2
Back to the equation:
-(-4x-2)
We get rid of parentheses
4x+2+18=0
We add all the numbers together, and all the variables
4x+20=0
We move all terms containing x to the left, all other terms to the right
4x=-20
x=-20/4
x=-5

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