-54=4x+2(-5x+9)

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Solution for -54=4x+2(-5x+9) equation: 



-54=4x+2(-5x+9)

We move all terms to the left:

-54-(4x+2(-5x+9))=0



We calculate terms in parentheses: -(4x+2(-5x+9)), so:

4x+2(-5x+9)

We multiply parentheses

4x-10x+18

We add all the numbers together, and all the variables

-6x+18

Back to the equation:

-(-6x+18)



We get rid of parentheses

6x-18-54=0

We add all the numbers together, and all the variables

6x-72=0

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

6x=72

x=72/6

x=12

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