4(x-1)+8(x+9)=-12-8x+12x

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Solution for 4(x-1)+8(x+9)=-12-8x+12x equation: 



4(x-1)+8(x+9)=-12-8x+12x

We move all terms to the left:

4(x-1)+8(x+9)-(-12-8x+12x)=0

We add all the numbers together, and all the variables

4(x-1)+8(x+9)-(4x-12)=0

We multiply parentheses

4x+8x-(4x-12)-4+72=0

We get rid of parentheses

4x+8x-4x+12-4+72=0

We add all the numbers together, and all the variables

8x+80=0

We move all terms containing x to the left, all other terms to the right

8x=-80

x=-80/8

x=-10

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