(y-9)+(y/2)=180

Solution for (y-9)+(y/2)=180 equation:

(y-9)+(y/2)=180

We move all terms to the left:

(y-9)+(y/2)-(180)=0

We add all the numbers together, and all the variables

(y-9)+(+y/2)-180=0

We get rid of parentheses

y+y/2-9-180=0

We multiply all the terms by the denominator


y*2+y-9*2-180*2=0

We add all the numbers together, and all the variables

y+y*2-378=0

Wy multiply elements

y+2y-378=0

We add all the numbers together, and all the variables

3y-378=0

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

3y=378

y=378/3

y=126