(2.8-4q)3.9=

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Solution for (2.8-4q)3.9= equation:


(2.8-4q)3.9=0

We simplify the equation to the form, which is simple to understand 
(2.8-4q)3.9=0

Reorder the terms in parentheses
(+10.92-15.6q)=0

Remove unnecessary parentheses
+10.92-15.6q=0

We move all terms containing q to the left and all other terms to the right. 
-15.6q=0-10.92

We simplify left and right side of the equation. 
-15.6q=-10.92

We divide both sides of the equation by -15.6 to get q. 
q=0.7

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