5x+4-9x=12(x-7)-2(x-2)

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Solution for 5x+4-9x=12(x-7)-2(x-2) equation: 



5x+4-9x=12(x-7)-2(x-2)

We move all terms to the left:

5x+4-9x-(12(x-7)-2(x-2))=0

We add all the numbers together, and all the variables

-4x-(12(x-7)-2(x-2))+4=0



We calculate terms in parentheses: -(12(x-7)-2(x-2)), so:

12(x-7)-2(x-2)

We multiply parentheses

12x-2x-84+4

We add all the numbers together, and all the variables

10x-80

Back to the equation:

-(10x-80)



We get rid of parentheses

-4x-10x+80+4=0

We add all the numbers together, and all the variables

-14x+84=0

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

-14x=-84

x=-84/-14

x=+6

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