b+3/7=12.5

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Solution for b+3/7=12.5 equation: 



b+3/7=12.5

We move all terms to the left:

b+3/7-(12.5)=0

We add all the numbers together, and all the variables

b-12.5+3/7=0

We multiply all the terms by the denominator


b*7+3-(12.5)*7=0

We add all the numbers together, and all the variables

b*7-84.5=0

Wy multiply elements

7b-84.5=0

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

7b=84.5

b=84.5/7

b=12+0.5/7

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