387=-9(5x+12)

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Solution for 387=-9(5x+12) equation: 



387=-9(5x+12)

We move all terms to the left:

387-(-9(5x+12))=0



We calculate terms in parentheses: -(-9(5x+12)), so:

-9(5x+12)

We multiply parentheses

-45x-108

Back to the equation:

-(-45x-108)



We get rid of parentheses

45x+108+387=0

We add all the numbers together, and all the variables

45x+495=0

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

45x=-495

x=-495/45

x=-11

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