4(3-x)+x=42

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Solution for 4(3-x)+x=42 equation:


4(3-x)+x=42

We simplify the equation to the form, which is simple to understand 
4(3-x)+x=42

Reorder the terms in parentheses
+(+12-4x)+x=42

Remove unnecessary parentheses
+12-4x+x=+42

We move all terms containing x to the left and all other terms to the right. 
-4x+1x=+42-12

We simplify left and right side of the equation. 
-3x=+30

We divide both sides of the equation by -3 to get x. 
x=-10

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