5b+30=4b-12

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Solution for 5b+30=4b-12 equation: 



5b+30=4b-12

We move all terms to the left:

5b+30-(4b-12)=0

We get rid of parentheses

5b-4b+12+30=0

We add all the numbers together, and all the variables

b+42=0

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

b=-42

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