180-7x=-3(-6x+15)

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Solution for 180-7x=-3(-6x+15) equation: 



180-7x=-3(-6x+15)

We move all terms to the left:

180-7x-(-3(-6x+15))=0



We calculate terms in parentheses: -(-3(-6x+15)), so:

-3(-6x+15)

We multiply parentheses

18x-45

Back to the equation:

-(18x-45)



We get rid of parentheses

-7x-18x+45+180=0

We add all the numbers together, and all the variables

-25x+225=0

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

-25x=-225

x=-225/-25

x=+9

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