3x+3(5x-7x)=12-3

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Solution for 3x+3(5x-7x)=12-3 equation:



3x+3(5x-7x)=12-3
We move all terms to the left:
3x+3(5x-7x)-(12-3)=0
We add all the numbers together, and all the variables
3x+3(-2x)-9=0
We multiply parentheses
3x-6x-9=0
We add all the numbers together, and all the variables
-3x-9=0
We move all terms containing x to the left, all other terms to the right
-3x=9
x=9/-3
x=-3

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