12+8=5(9x-4)

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Solution for 12+8=5(9x-4) equation: 



12+8=5(9x-4)

We move all terms to the left:

12+8-(5(9x-4))=0

We add all the numbers together, and all the variables

-(5(9x-4))+20=0



We calculate terms in parentheses: -(5(9x-4)), so:

5(9x-4)

We multiply parentheses

45x-20

Back to the equation:

-(45x-20)



We get rid of parentheses

-45x+20+20=0

We add all the numbers together, and all the variables

-45x+40=0

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

-45x=-40

x=-40/-45

x=8/9

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