(3+x+5)*3=(4+x-8)*4

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Solution for (3+x+5)*3=(4+x-8)*4 equation: 



(3+x+5)*3=(4+x-8)*4

We move all terms to the left:

(3+x+5)*3-((4+x-8)*4)=0

We add all the numbers together, and all the variables

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

We multiply parentheses

3x-((x-4)*4)+24=0



We calculate terms in parentheses: -((x-4)*4), so:

(x-4)*4

We multiply parentheses

4x-16

Back to the equation:

-(4x-16)



We get rid of parentheses

3x-4x+16+24=0

We add all the numbers together, and all the variables

-1x+40=0

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

-x=-40

x=-40/-1

x=+40

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