4(-7+x)+12=20

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Solution for 4(-7+x)+12=20 equation:


4(-7+x)+12=20

We simplify the equation to the form, which is simple to understand 
4(-7+x)+12=20

Reorder the terms in parentheses
+(-28+4x)+12=20

Remove unnecessary parentheses
-28+4x+12=+20

We move all terms containing x to the left and all other terms to the right. 
+4x=+20+28-12

We simplify left and right side of the equation. 
+4x=+36

We divide both sides of the equation by 4 to get x. 
x=9

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