7x+3(3x-7)=-1-4x

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Solution for 7x+3(3x-7)=-1-4x equation:


7x+3(3x-7)=-1-4x

We simplify the equation to the form, which is simple to understand 
7x+3(3x-7)=-1-4x

Reorder the terms in parentheses
7x+(+9x-21)=-1-4x

Remove unnecessary parentheses
+7x+9x-21=-1-4x

We move all terms containing x to the left and all other terms to the right. 
+7x+9x+4x=-1+21

We simplify left and right side of the equation. 
+20x=+20

We divide both sides of the equation by 20 to get x. 
x=1

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