If it's not what You are looking for type in the equation solver your own equation and let us solve it.
y+90+y=180
We move all terms to the left:
y+90+y-(180)=0
We add all the numbers together, and all the variables
2y-90=0
We move all terms containing y to the left, all other terms to the right
2y=90
y=90/2
y=45
| z/4+6=-80 | | y+70+88=180 | | z/4+6=-8 | | 3x24=7 | | x+125+20=180 | | -3/4+c=-1/5 | | 10u=8u+18 | | -3-(-4x)=-4x+5x | | 18=5x-2+3 | | 4/3x-397=603 | | 3+v=1/4 | | 7x-2=7x+11 | | 2x-28=48 | | 4x+21=-3x-7 | | -2x+9=-4x+13 | | 8m-9=6 | | -x+18=x+28 | | -4x+22=-2 | | 220=8x+15 | | -2x-4=2x-40 | | 60=8x+15 | | -x-16=-4x-22 | | -x+5=-2x+3 | | 8m-11=2+19 | | 14b=27 | | 9x-8=6x-20 | | -5x-2=-3x-4 | | 6=3/10x | | -2x+22=36 | | x+0.075x=50 | | 4m+5=19-2 | | 3a-2a+3a=6a |