7x-3(5x-4)=20

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Solution for 7x-3(5x-4)=20 equation:


7x-3(5x-4)=20

We simplify the equation to the form, which is simple to understand 
7x-3(5x-4)=20

Reorder the terms in parentheses
7x+(-15x+12)=20

Remove unnecessary parentheses
+7x-15x+12=+20

We move all terms containing x to the left and all other terms to the right. 
+7x-15x=+20-12

We simplify left and right side of the equation. 
-8x=+8

We divide both sides of the equation by -8 to get x. 
x=-1

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