x/2+x+(x-20)=180

Solution for x/2+x+(x-20)=180 equation:

x/2+x+(x-20)=180

We move all terms to the left:

x/2+x+(x-20)-(180)=0

We add all the numbers together, and all the variables

x+x/2+(x-20)-180=0

We get rid of parentheses

x+x/2+x-20-180=0

We multiply all the terms by the denominator


x*2+x+x*2-20*2-180*2=0

We add all the numbers together, and all the variables

x+x*2+x*2-400=0

Wy multiply elements

x+2x+2x-400=0

We add all the numbers together, and all the variables

5x-400=0

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

5x=400

x=400/5

x=80