b+1.5*b+2+15+2b-9=90

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Solution for b+1.5*b+2+15+2b-9=90 equation: 



b+1.5b+2+15+2b-9=90

We move all terms to the left:

b+1.5b+2+15+2b-9-(90)=0

We add all the numbers together, and all the variables

4.5b-82=0

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

4.5b=82

b=82/4.5

b=18+1/4.5

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