-4(3a+4)=20

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Solution for -4(3a+4)=20 equation:


-4(3a + 4) = 20

We simplify the equation to the form, which is simple to understand 
-4(3a+4)=20

Reorder the terms in parentheses
+(-12a-16)=20

Remove unnecessary parentheses
-12a-16=+20

We move all terms containing a to the left and all other terms to the right. 
-12a=+20+16

We simplify left and right side of the equation. 
-12a=+36

We divide both sides of the equation by -12 to get a. 
a=-3

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