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

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



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

We move all terms to the left:

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

We multiply parentheses

5x-9x-((x+7)+12)-36=0



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

(x+7)+12

We get rid of parentheses

x+7+12

We add all the numbers together, and all the variables

x+19

Back to the equation:

-(x+19)



We add all the numbers together, and all the variables

-4x-(x+19)-36=0

We get rid of parentheses

-4x-x-19-36=0

We add all the numbers together, and all the variables

-5x-55=0

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

-5x=55

x=55/-5

x=-11

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