(3x+6)+x=66

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Solution for (3x+6)+x=66 equation:



(3x+6)+x=66
We move all terms to the left:
(3x+6)+x-(66)=0
We add all the numbers together, and all the variables
x+(3x+6)-66=0
We get rid of parentheses
x+3x+6-66=0
We add all the numbers together, and all the variables
4x-60=0
We move all terms containing x to the left, all other terms to the right
4x=60
x=60/4
x=15

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