3=b+12

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Solution for 3=b+12 equation:


3=b+12

We simplify the equation to the form, which is simple to understand 
3=b+12

We move all terms containing b to the left and all other terms to the right. 
-1b=+12-3

We simplify left and right side of the equation. 
-1b=+9

We divide both sides of the equation by -01 to get b. 
b=-9

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