7b-2=5b+20

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Solution for 7b-2=5b+20 equation: 



7b-2=5b+20

We move all terms to the left:

7b-2-(5b+20)=0

We get rid of parentheses

7b-5b-20-2=0

We add all the numbers together, and all the variables

2b-22=0

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

2b=22

b=22/2

b=11

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