-3(x+1)+9x=-15

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Solution for -3(x+1)+9x=-15 equation:



-3(x+1)+9x=-15
We move all terms to the left:
-3(x+1)+9x-(-15)=0
We add all the numbers together, and all the variables
9x-3(x+1)+15=0
We multiply parentheses
9x-3x-3+15=0
We add all the numbers together, and all the variables
6x+12=0
We move all terms containing x to the left, all other terms to the right
6x=-12
x=-12/6
x=-2

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