If it's not what You are looking for type in the equation solver your own equation and let us solve it.
i in (-oo:+oo)
2-(i/3)-(4*i) = 0
2-(i/3)-4*i = 0
2-13/3*i = 0 // - 2
-13/3*i = -2 // : -13/3
i = -2/(-13/3)
i = 6/13
i = 6/13
| Y=2+cosx | | -(2t-.71)=.9 | | 7/12a=3/15 | | 15-4h=1 | | 2-i/3-4i=0 | | x-5x+4x-6x= | | .5(x+15)+.4(x+25)=40 | | 3068.332=1/3*b*20.1 | | 64-x=-9-8 | | 4a+2b-(-3a+4b)= | | 21/32=3/4r | | 64-8=-9x | | 1/5-y/4=3/20 | | (21-3i)(12i-4i)=0 | | 0=-3t^2+30t-23 | | 180=m+135 | | -2(x-5)+4x=18 | | -18x-137=-12x-83 | | 5/8m=1/2 | | 64-8=9-8 | | x/6=x/7-3 | | -18x-41=10x-25 | | 21=x+30 | | 239.4133=1/3*b*16 | | 2x+13=19-4x | | 63=-7 | | 3x-4(2-x)=3(x-2)-2 | | 29x+130=19x+80 | | 4c-12=64 | | 10x+39=6x+23 | | 4t-23=25 | | 10x+65=6x+33 |