3b+2b-30=3b+90

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Solution for 3b+2b-30=3b+90 equation: 



3b+2b-30=3b+90

We move all terms to the left:

3b+2b-30-(3b+90)=0

We add all the numbers together, and all the variables

5b-(3b+90)-30=0

We get rid of parentheses

5b-3b-90-30=0

We add all the numbers together, and all the variables

2b-120=0

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

2b=120

b=120/2

b=60

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