-3(x+4)=42

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


-3(x+4)=42

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

Reorder the terms in parentheses
+(-3x-12)=42

Remove unnecessary parentheses
-3x-12=+42

We move all terms containing x to the left and all other terms to the right. 
-3x=+42+12

We simplify left and right side of the equation. 
-3x=+54

We divide both sides of the equation by -3 to get x. 
x=-18

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