If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12+8d=10d
We move all terms to the left:
12+8d-(10d)=0
We add all the numbers together, and all the variables
-2d+12=0
We move all terms containing d to the left, all other terms to the right
-2d=-12
d=-12/-2
d=+6
| -10+5x=2x+-13 | | 19x-11=141 | | 20+3v+20=-20-2v | | 6*2.5*y=18.4 | | w3=1558 | | 9y+4=5y-31 | | 8x-7=12x-35 | | 3x-38=x-92 | | -4.85+3.1k=13.8k | | d/63=10 | | 85=120-w* | | -t=9t-10 | | 7-3s=-4s+17 | | 8(3x-6)=5(-5x+7)+15 | | -19z=-20z+6 | | 2(-6y)-y=39 | | 3×-38=x-92 | | 11x+28=22 | | -6.56+1.5t+13.5t=15.7t+7.3 | | 4x^2+8x+-84=0 | | x3=2764 | | 4x^2+8x-84=0 | | -3b-19-10b=13-11b | | -9g-12=-15g | | 9x+14=121 | | 3m=0.2 | | 25=p5/4 | | 11j+14=8j-7 | | 11n-5n+-3n=-18 | | 4c-4c+c=15 | | 11k-9k+5=15 | | 14p-4p-7p-2p=14 |