3(1-x)=-9

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



3(1-x)=-9
We move all terms to the left:
3(1-x)-(-9)=0
We add all the numbers together, and all the variables
3(-1x+1)-(-9)=0
We add all the numbers together, and all the variables
3(-1x+1)+9=0
We multiply parentheses
-3x+3+9=0
We add all the numbers together, and all the variables
-3x+12=0
We move all terms containing x to the left, all other terms to the right
-3x=-12
x=-12/-3
x=+4

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