7b-15=5b+5

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Solution for 7b-15=5b+5 equation: 



7b-15=5b+5

We move all terms to the left:

7b-15-(5b+5)=0

We get rid of parentheses

7b-5b-5-15=0

We add all the numbers together, and all the variables

2b-20=0

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

2b=20

b=20/2

b=10

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