-4(2b+3)+9b-9=0

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Solution for -4(2b+3)+9b-9=0 equation:


-4(2b+3)+9b-9=0

We simplify the equation to the form, which is simple to understand 
-4(2b+3)+9b-9=0

Reorder the terms in parentheses
+(-8b-12)+9b-9=0

Remove unnecessary parentheses
-8b-12+9b-9=0

We move all terms containing b to the left and all other terms to the right. 
-8b+9b=0+12+9

We simplify left and right side of the equation. 
+1b=+21

We divide both sides of the equation by 1 to get b. 
b=21

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