180=3x+6(-4x+9)

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Solution for 180=3x+6(-4x+9) equation: 



180=3x+6(-4x+9)

We move all terms to the left:

180-(3x+6(-4x+9))=0



We calculate terms in parentheses: -(3x+6(-4x+9)), so:

3x+6(-4x+9)

We multiply parentheses

3x-24x+54

We add all the numbers together, and all the variables

-21x+54

Back to the equation:

-(-21x+54)



We get rid of parentheses

21x-54+180=0

We add all the numbers together, and all the variables

21x+126=0

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

21x=-126

x=-126/21

x=-6

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