5x-3(3x+7)=-18

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Solution for 5x-3(3x+7)=-18 equation:


5x-3(3x+7)=-18

We simplify the equation to the form, which is simple to understand 
5x-3(3x+7)=-18

Reorder the terms in parentheses
5x+(-9x-21)=-18

Remove unnecessary parentheses
+5x-9x-21=-18

We move all terms containing x to the left and all other terms to the right. 
+5x-9x=-18+21

We simplify left and right side of the equation. 
-4x=+3

We divide both sides of the equation by -4 to get x. 
x=-0.75

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