(x-80)+x+(x/2)=720

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Solution for (x-80)+x+(x/2)=720 equation: 



(x-80)+x+(x/2)=720

We move all terms to the left:

(x-80)+x+(x/2)-(720)=0

We add all the numbers together, and all the variables

(x-80)+x+(+x/2)-720=0

We add all the numbers together, and all the variables

x+(x-80)+(+x/2)-720=0

We get rid of parentheses

x+x+x/2-80-720=0

We multiply all the terms by the denominator


x*2+x*2+x-80*2-720*2=0

We add all the numbers together, and all the variables

x+x*2+x*2-1600=0

Wy multiply elements

x+2x+2x-1600=0

We add all the numbers together, and all the variables

5x-1600=0

We move all terms containing x to the left, all other terms to the right

5x=1600

x=1600/5

x=320

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