If it's not what You are looking for type in the equation solver your own equation and let us solve it.
6y-3y-12=21.12
We move all terms to the left:
6y-3y-12-(21.12)=0
We add all the numbers together, and all the variables
3y-33.12=0
We move all terms containing y to the left, all other terms to the right
3y=33.12
y=33.12/3
y=11+0.12/3
| -9(x-3)-5=22 | | P(x)=x4-4x2-6;2 | | H(t)=1.7+10t-5t^2 | | 1/2(4x+4)=1/3(3x+9) | | 49-9x=6x-116 | | 9+6=-5(5x-3) | | 2x+21=3(x+5 | | p-10=-28 | | 9+6=-5(5x-3 | | w4=-8 | | x+5=3.x-9 | | 4(4x+2)=3x+31 | | 2/5(10X-25)=3x-3 | | x+x+3-x-8=70 | | 11=x+4/5 | | 6(x+8)-7=41 | | |2w-10|=0 | | 5(4x=5)=-12+17 | | 11=x+45 | | 3x+7=5x-40 | | 8+n=23 | | 14-17d=-16d | | 12=1+k | | 7+5x=6x+0 | | 8=x+65 | | 5.2(x-3.75)=-20.8 | | 3w+2-7(-3w-1)=6(w-1) | | 2(3x+6)=-43+13 | | 3w+2-7(3w-1)=6(w-1) | | -2x+3(4x+9)=-33 | | -19+x=-17 | | 2=a-5 |