7.5=180/x+180/x-20

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Solution for 7.5=180/x+180/x-20 equation:


7.5=180/x+180/x-20

We simplify the equation to the form, which is simple to understand 
7.5=180/x+180/x-20

We move all terms containing x to the left and all other terms to the right. 
-1x-1x=-20-7.5

We simplify left and right side of the equation. 
-2x=-27.5

We divide both sides of the equation by -2 to get x. 
x=13.75

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