7b+8=3b+12

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Solution for 7b+8=3b+12 equation: 



7b+8=3b+12

We move all terms to the left:

7b+8-(3b+12)=0

We get rid of parentheses

7b-3b-12+8=0

We add all the numbers together, and all the variables

4b-4=0

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

4b=4

b=4/4

b=1

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