18=-7x+4(x-3)

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Solution for 18=-7x+4(x-3) equation:



18=-7x+4(x-3)
We move all terms to the left:
18-(-7x+4(x-3))=0
We calculate terms in parentheses: -(-7x+4(x-3)), so:
-7x+4(x-3)
We multiply parentheses
-7x+4x-12
We add all the numbers together, and all the variables
-3x-12
Back to the equation:
-(-3x-12)
We get rid of parentheses
3x+12+18=0
We add all the numbers together, and all the variables
3x+30=0
We move all terms containing x to the left, all other terms to the right
3x=-30
x=-30/3
x=-10

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