7(m-3)+m=-21+8m

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Solution for 7(m-3)+m=-21+8m equation: 



7(m-3)+m=-21+8m

We move all terms to the left:

7(m-3)+m-(-21+8m)=0

We add all the numbers together, and all the variables

7(m-3)+m-(8m-21)=0

We add all the numbers together, and all the variables

m+7(m-3)-(8m-21)=0

We multiply parentheses

m+7m-(8m-21)-21=0

We get rid of parentheses

m+7m-8m+21-21=0

We add all the numbers together, and all the variables

=0

m=0/1

m=0

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