-123=-7m-8(m+6)

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Solution for -123=-7m-8(m+6) equation: 



-123=-7m-8(m+6)

We move all terms to the left:

-123-(-7m-8(m+6))=0



We calculate terms in parentheses: -(-7m-8(m+6)), so:

-7m-8(m+6)

We multiply parentheses

-7m-8m-48

We add all the numbers together, and all the variables

-15m-48

Back to the equation:

-(-15m-48)



We get rid of parentheses

15m+48-123=0

We add all the numbers together, and all the variables

15m-75=0

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

15m=75

m=75/15

m=5

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