If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12-6f=18
We move all terms to the left:
12-6f-(18)=0
We add all the numbers together, and all the variables
-6f-6=0
We move all terms containing f to the left, all other terms to the right
-6f=6
f=6/-6
f=-1
| 8/9-4/7=2x-8/63 | | x-8=11* | | 11=13k-2 | | 8/9-4/7=2x-8* | | -4(3x-1)=10-4x=-¾ | | 345=-35-q | | x+27=98 | | 1-11j=23 | | 345=-35-w | | 3a+3=39= | | -1.2=z/4.6 | | 2p-9=3(2p-5)=3/2 | | 3x+12=7x-9 | | 345=-35-a | | 6j+2=-16 | | 3(x-7)-2(2x+3)=-29 | | 7x-56=11x-55 | | 11x26=326 | | 7x+1–5x=9 | | -85=5-9r | | -2=m/8-10/8 | | 4r-12=8r | | 70=30(x)(.50)(,85) | | x^2+18x+66=6 | | 5-4x-2x=5+6x | | 5+0.55x=10+0.75 | | t/(-8)=2 | | 39.5x39.5= | | -4x-2x=5+6x | | -3^9x-1+6=-58 | | 8x-2(x+1)=7x8 | | 4(-6x-3)=-12 |