9b-4b=30

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Solution for 9b-4b=30 equation:



9b-4b=30
We move all terms to the left:
9b-4b-(30)=0
We add all the numbers together, and all the variables
5b-30=0
We move all terms containing b to the left, all other terms to the right
5b=30
b=30/5
b=6

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