-3(7+7x)=-42

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


-3(7+7x)=-42

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

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

Remove unnecessary parentheses
-21-21x=-42

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

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

We divide both sides of the equation by -21 to get x. 
x=1

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