13-5a=7a+49

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Solution for 13-5a=7a+49 equation: 



13-5a=7a+49

We move all terms to the left:

13-5a-(7a+49)=0

We get rid of parentheses

-5a-7a-49+13=0

We add all the numbers together, and all the variables

-12a-36=0

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

-12a=36

a=36/-12

a=-3

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