4(5-w)+4w=21

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Solution for 4(5-w)+4w=21 equation:


4(5-w)+4w=21

We simplify the equation to the form, which is simple to understand 
4(5-w)+4w=21

Reorder the terms in parentheses
+(+20-4w)+4w=21

Remove unnecessary parentheses
+20-4w+4w=+21

We move all terms containing w to the left and all other terms to the right. 
-4w+4w=+21-20

We simplify left and right side of the equation. 
w=+1

0=1

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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