If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5+y+3=12
We move all terms to the left:
5+y+3-(12)=0
We add all the numbers together, and all the variables
y-4=0
We move all terms containing y to the left, all other terms to the right
y=4
| 7x=131 | | -8(1+4t)+7t=-25-8t | | y-2+4=18 | | y+3-6=23+3 | | 3x–5=x+11 | | y+35=4 | | 4u+5=2u | | 75y=130 | | 5x-9x=-3 | | 3x-4/1=2x-5+5x | | -(13/5)y=-26 | | 4p-14=23 | | -8+2x=4x+4 | | 2^n=0.125 | | -(5/8)+w=5/8 | | -12x^2+1560x-43,200=0 | | 7x+19-5x+19=-6 | | 64=4f+4f | | -9×+18y=-27 | | 8u-4=24 | | g-4.6=2.4 | | 25y=15=+75 | | 15c+4=109 | | 9+3b=10 | | x+20*7x=9 | | 21(-2m+1)=105 | | x+20x7x=90 | | 3x+6=5+5x | | 9/10=8/a | | 5x-13=x+19 | | (x+20)x7x=90 | | (x+20)7x=90 |