x/2+3x+x-1+20=90

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Solution for x/2+3x+x-1+20=90 equation:


x/2+3x+x-1+20=90

We simplify the equation to the form, which is simple to understand 
x/2+3x+x-1+20=90

We move all terms containing x to the left and all other terms to the right. 
 + 0.5x+3x+1x=+90+1-20

We simplify left and right side of the equation. 
+4.5x=+71

We divide both sides of the equation by 4.5 to get x. 
x=15.777777777778

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