-7(-9-3x)=231

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Solution for -7(-9-3x)=231 equation:


-7(-9-3x)=231

We simplify the equation to the form, which is simple to understand 
-7(-9-3x)=231

Reorder the terms in parentheses
+(+63+21x)=231

Remove unnecessary parentheses
+63+21x=+231

We move all terms containing x to the left and all other terms to the right. 
+21x=+231-63

We simplify left and right side of the equation. 
+21x=+168

We divide both sides of the equation by 21 to get x. 
x=8

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