3m-12=-5(2m+5)

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Solution for 3m-12=-5(2m+5) equation: 



3m-12=-5(2m+5)

We move all terms to the left:

3m-12-(-5(2m+5))=0



We calculate terms in parentheses: -(-5(2m+5)), so:

-5(2m+5)

We multiply parentheses

-10m-25

Back to the equation:

-(-10m-25)



We get rid of parentheses

3m+10m+25-12=0

We add all the numbers together, and all the variables

13m+13=0

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

13m=-13

m=-13/13

m=-1

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