8m-40=-4(5m+3)

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Solution for 8m-40=-4(5m+3) equation: 



8m-40=-4(5m+3)

We move all terms to the left:

8m-40-(-4(5m+3))=0



We calculate terms in parentheses: -(-4(5m+3)), so:

-4(5m+3)

We multiply parentheses

-20m-12

Back to the equation:

-(-20m-12)



We get rid of parentheses

8m+20m+12-40=0

We add all the numbers together, and all the variables

28m-28=0

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

28m=28

m=28/28

m=1

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