12+3b=30

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Solution for 12+3b=30 equation:


12+3b=30

We simplify the equation to the form, which is simple to understand 
12+3b=30

We move all terms containing b to the left and all other terms to the right. 
+3b=+30-12

We simplify left and right side of the equation. 
+3b=+18

We divide both sides of the equation by 3 to get b. 
b=6

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