-5(4b+2)+(21b-7)=0

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Solution for -5(4b+2)+(21b-7)=0 equation:


-5(4b+2)+(21b-7)=0

We simplify the equation to the form, which is simple to understand 
-5(4b+2)+(21b-7)=0

Reorder the terms in parentheses
+(-20b-10)+(21b-7)=0

Remove unnecessary parentheses
-20b-10+(+21b-7+)=0

Remove unnecessary parentheses
-20b-10+21b-7=0

We move all terms containing b to the left and all other terms to the right. 
-20b+21b=0+10+7

We simplify left and right side of the equation. 
+1b=+17

We divide both sides of the equation by 1 to get b. 
b=17

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