7(8-3b)-4b=-40+7b

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Solution for 7(8-3b)-4b=-40+7b equation:


7(8-3b)-4b=-40+7b

We simplify the equation to the form, which is simple to understand 
7(8-3b)-4b=-40+7b

Reorder the terms in parentheses
+(+56-21b)-4b=-40+7b

Remove unnecessary parentheses
+56-21b-4b=-40+7b

We move all terms containing b to the left and all other terms to the right. 
-21b-4b-7b=-40-56

We simplify left and right side of the equation. 
-32b=-96

We divide both sides of the equation by -32 to get b. 
b=3

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