15-3x(4+9)=57

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Solution for 15-3x(4+9)=57 equation:


15-3x(4+9)=57

We simplify the equation to the form, which is simple to understand 
15-3x(4+9)=57

Reorder the terms in parentheses
15+(-39x)=57

Remove unnecessary parentheses
+15-39x=+57

We move all terms containing x to the left and all other terms to the right. 
-39x=+57-15

We simplify left and right side of the equation. 
-39x=+42

We divide both sides of the equation by -39 to get x. 
x=-1.0769230769231

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