(x-3)+3(4-x)=-8

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Solution for (x-3)+3(4-x)=-8 equation: 



(x-3)+3(4-x)=-8

We move all terms to the left:

(x-3)+3(4-x)-(-8)=0

We add all the numbers together, and all the variables

(x-3)+3(-1x+4)-(-8)=0

We add all the numbers together, and all the variables

(x-3)+3(-1x+4)+8=0

We multiply parentheses

(x-3)-3x+12+8=0

We get rid of parentheses

x-3x-3+12+8=0

We add all the numbers together, and all the variables

-2x+17=0

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

-2x=-17

x=-17/-2

x=8+1/2

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