4v-7(7v-7)=-221

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Solution for 4v-7(7v-7)=-221 equation:


4v-7(7v-7)=-221

We simplify the equation to the form, which is simple to understand 
4v-7(7v-7)=-221

Reorder the terms in parentheses
4v+(-49v+49)=-221

Remove unnecessary parentheses
+4v-49v+49=-221

We move all terms containing v to the left and all other terms to the right. 
+4v-49v=-221-49

We simplify left and right side of the equation. 
-45v=-270

We divide both sides of the equation by -45 to get v. 
v=6

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