7(-3x-6)=42

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Solution for 7(-3x-6)=42 equation:


7(-3x-6)=42

We simplify the equation to the form, which is simple to understand 
7(-3x-6)=42

Reorder the terms in parentheses
+(-21x-42)=42

Remove unnecessary parentheses
-21x-42=+42

We move all terms containing x to the left and all other terms to the right. 
-21x=+42+42

We simplify left and right side of the equation. 
-21x=+84

We divide both sides of the equation by -21 to get x. 
x=-4

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