0.5x+0.7(30-x)=19.4

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Solution for 0.5x+0.7(30-x)=19.4 equation:


0.5x + 0.7(30-x)=19.4

We simplify the equation to the form, which is simple to understand 
0.5x + 0.7(30-x)=19.4

Reorder the terms in parentheses
0.5x+(+21-0.7x)=19.4

Remove unnecessary parentheses
 + 0.5x+21-0.7x=+19.4

We move all terms containing x to the left and all other terms to the right. 
 + 0.5x-0.7x=+19.4-21

We simplify left and right side of the equation. 
-0.2x=-1.6

We divide both sides of the equation by -0.2 to get x. 
x=8

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