15.4+12.2=b

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Solution for 15.4+12.2=b equation: 



15.4+12.2=b

We move all terms to the left:

15.4+12.2-(b)=0

We add all the numbers together, and all the variables

-1b+27.6=0

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

-b=-27.6

b=-27.6/-1

b=27+0.6/1

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