If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12-3=6d
We move all terms to the left:
12-3-(6d)=0
We add all the numbers together, and all the variables
-6d+9=0
We move all terms containing d to the left, all other terms to the right
-6d=-9
d=-9/-6
d=1+1/2
| -7y+6=-22 | | 5a+11=16 | | 23=m-26 | | x-(0.3x)=140000 | | 1/4(4a+6)=-3a-9+a | | 11x=705 | | 7/2x+1/2=7/1/2+9/2x | | 5.5g+2=1.5g+22 | | 0.08x-4.8=-0.5x+3.4 | | -9=6y+3(y-6) | | 5(2x-5)+2+8=43 | | -35=4v+3(v+7) | | -3y+47=4(y-4) | | 5(u-9)=-8u+7 | | 5a=4-3a | | 32=5w=3w | | 10x-3=x+6 | | -15=5x-25 | | 0.75x-15=33 | | 13.3-8.8x=48.3 | | 48.3=8.8x-13.3 | | 42.8-3v=4.4 | | 4m+6.75=40.75 | | n+6/6=6 | | 2+b=32 | | 20+60x=320 | | -7u-22=-4u-16 | | -3x-9=-5x-15 | | x+x.05=500000 | | 71-r=75 | | 33=x/3+35 | | 3n+3+2n+7+90=180 |