4(3-b)=20

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Solution for 4(3-b)=20 equation:


4(3-b)=20

We simplify the equation to the form, which is simple to understand 
4(3-b)=20

Reorder the terms in parentheses
+(+12-4b)=20

Remove unnecessary parentheses
+12-4b=+20

We move all terms containing b to the left and all other terms to the right. 
-4b=+20-12

We simplify left and right side of the equation. 
-4b=+8

We divide both sides of the equation by -4 to get b. 
b=-2

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