-21+7x=5+6(3+3x)

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Solution for -21+7x=5+6(3+3x) equation:


-21+7x=5+6(3+3x)

We simplify the equation to the form, which is simple to understand 
-21+7x=5+6(3+3x)

Reorder the terms in parentheses
-21+7x=5+(+18+18x)

Remove unnecessary parentheses
-21+7x=+5+18+18x

We move all terms containing x to the left and all other terms to the right. 
+7x-18x=+5+18+21

We simplify left and right side of the equation. 
-11x=+44

We divide both sides of the equation by -11 to get x. 
x=-4

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