164=.8(220-x)

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Solution for 164=.8(220-x) equation:


164=.8(220-x)

We simplify the equation to the form, which is simple to understand 
164=.8(220-x)

Reorder the terms in parentheses
164=+(+176-0.8x)

Remove unnecessary parentheses
+164=+176-0.8x

We move all terms containing x to the left and all other terms to the right. 
 + 0.8x=+176-164

We simplify left and right side of the equation. 
 + 0.8x=+12

We divide both sides of the equation by 00.8 to get x. 
x=15

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