18=3(1+12x+11)

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Solution for 18=3(1+12x+11) equation:



18=3(1+12x+11)
We move all terms to the left:
18-(3(1+12x+11))=0
We add all the numbers together, and all the variables
-(3(12x+12))+18=0
We calculate terms in parentheses: -(3(12x+12)), so:
3(12x+12)
We multiply parentheses
36x+36
Back to the equation:
-(36x+36)
We get rid of parentheses
-36x-36+18=0
We add all the numbers together, and all the variables
-36x-18=0
We move all terms containing x to the left, all other terms to the right
-36x=18
x=18/-36
x=-1/2

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