18b+20=10b-20

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Solution for 18b+20=10b-20 equation: 



18b+20=10b-20

We move all terms to the left:

18b+20-(10b-20)=0

We get rid of parentheses

18b-10b+20+20=0

We add all the numbers together, and all the variables

8b+40=0

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

8b=-40

b=-40/8

b=-5

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