b/13-5b/13=12/13

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Solution for b/13-5b/13=12/13 equation: 



b/13-5b/13=12/13

We move all terms to the left:

b/13-5b/13-(12/13)=0

We add all the numbers together, and all the variables

b/13-5b/13-(+12/13)=0

We get rid of parentheses

b/13-5b/13-12/13=0

We multiply all the terms by the denominator


b-5b-12=0

We add all the numbers together, and all the variables

-4b-12=0

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

-4b=12

b=12/-4

b=-3

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