129=2x+3(2x+11)

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Solution for 129=2x+3(2x+11) equation:



129=2x+3(2x+11)
We move all terms to the left:
129-(2x+3(2x+11))=0
We calculate terms in parentheses: -(2x+3(2x+11)), so:
2x+3(2x+11)
We multiply parentheses
2x+6x+33
We add all the numbers together, and all the variables
8x+33
Back to the equation:
-(8x+33)
We get rid of parentheses
-8x-33+129=0
We add all the numbers together, and all the variables
-8x+96=0
We move all terms containing x to the left, all other terms to the right
-8x=-96
x=-96/-8
x=+12

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