If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-y+180=123
We move all terms to the left:
-y+180-(123)=0
We add all the numbers together, and all the variables
-1y+57=0
We move all terms containing y to the left, all other terms to the right
-y=-57
y=-57/-1
y=+57
| 50=50-10a | | (2/3)x+1=-5 | | -12.48=d+4.5 | | X=1/2x+50 | | -w+45=289 | | 12=12+12v-8/2 | | a+5=13. | | -12=f+5 | | 157=23-u | | k-6.79=6.31 | | 3(h-4)=h+6 | | -15=3(2y-1) | | 48=56+8b | | a+5=1.3 | | (x+8)/1/3=22 | | 5m+5.25-5.25=52.75-5.25 | | 36=9+x | | x=-4x-2 | | 2(x+6)=3(x-8)-4x | | 8(5-4p)=4(-8p-6)-8p | | 3(7n+2)-7n=-4(-5n-8)-4n | | 2p+3=-13 | | -6x-5x=6(x+2)-2(6+3x) | | -7x+4x=-4(5+x)-(-4x+4) | | 420x+17=24+69x | | 4x×112=24×56 | | 6(4p-7)=6(p+2) | | 3(-2+7x)=2+2(1+8x) | | 6n-(n+8)=8(n+3)-5n | | x÷2-x+2÷7=2 | | 3(u−42)=90 | | -40=10-10s |