If it's not what You are looking for type in the equation solver your own equation and let us solve it.
c in (-oo:+oo)
20/6 = c/12 // - c/12
20/6-(c/12) = 0
10/3-1/12*c = 0 // - 10/3
-1/12*c = -10/3 // : -1/12
c = -10/3/(-1/12)
c = 40
c = 40
| 4+8k=4-3k | | -6x+14=6x-70 | | (2x+8)+81+115+118=180 | | 3s+4s-5s=19 | | -4(a+5)+7a=-22+a | | 10y=18-6x | | 20-15=35 | | 5n^2-16n-16= | | x(x+2)-5(2x-4)=2x | | 8n=8/3 | | 14b-4b-5b-4b+2b=15 | | 16u-8u-2u=18 | | -7+k=-2k+2k | | 4(7j+2)=10 | | 2/7d-2=3d-4.7142857143 | | 3z-38=z-2 | | 3w-10+4w=9w-20 | | 3+8m=3(2m)-1 | | A+10=6 | | 19+17j=9j+10v-19 | | 5v^2+27v+28= | | 2/5n=100 | | (6x+22)+(x+37)+69+85=180 | | 57=3 | | 0.8x-3.5(x-1)=17 | | 3x-7y-10=0 | | 2x+x-7=15 | | 18+12+10v=11v+19 | | 2x+7-x=5-(x-8) | | 44-x=29 | | 4z+3(5-z)=-(z-4)+1 | | 6(x+5)=4(3x-15) |