.5(100+20x)=400

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Solution for .5(100+20x)=400 equation:


.5(100+20x)=400

We simplify the equation to the form, which is simple to understand 
.5(100+20x)=400

Reorder the terms in parentheses
+(+50+10x)=400

Remove unnecessary parentheses
+50+10x=+400

We move all terms containing x to the left and all other terms to the right. 
+10x=+400-50

We simplify left and right side of the equation. 
+10x=+350

We divide both sides of the equation by 10 to get x. 
x=35

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