5a-7+7a+13=7a+4a

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Solution for 5a-7+7a+13=7a+4a equation: 



5a-7+7a+13=7a+4a

We move all terms to the left:

5a-7+7a+13-(7a+4a)=0

We add all the numbers together, and all the variables

5a+7a-(+11a)-7+13=0

We add all the numbers together, and all the variables

12a-(+11a)+6=0

We get rid of parentheses

12a-11a+6=0

We add all the numbers together, and all the variables

a+6=0

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

a=-6

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