18-x=-3(x-1)

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Solution for 18-x=-3(x-1) equation:



18-x=-3(x-1)
We move all terms to the left:
18-x-(-3(x-1))=0
We add all the numbers together, and all the variables
-1x-(-3(x-1))+18=0
We calculate terms in parentheses: -(-3(x-1)), so:
-3(x-1)
We multiply parentheses
-3x+3
Back to the equation:
-(-3x+3)
We get rid of parentheses
-1x+3x-3+18=0
We add all the numbers together, and all the variables
2x+15=0
We move all terms containing x to the left, all other terms to the right
2x=-15
x=-15/2
x=-7+1/2

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