1+2m+7=13+7m

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Solution for 1+2m+7=13+7m equation: 



1+2m+7=13+7m

We move all terms to the left:

1+2m+7-(13+7m)=0

We add all the numbers together, and all the variables

2m-(7m+13)+1+7=0

We add all the numbers together, and all the variables

2m-(7m+13)+8=0

We get rid of parentheses

2m-7m-13+8=0

We add all the numbers together, and all the variables

-5m-5=0

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

-5m=5

m=5/-5

m=-1

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