If it's not what You are looking for type in the equation solver your own equation and let us solve it.
z in (-oo:+oo)
(-1/3)*z = 8/3 // - 8/3
(-1/3)*z-(8/3) = 0
(-1/3)*z-8/3 = 0
-1/3*z-8/3 = 0 // + 8/3
-1/3*z = 8/3 // : -1/3
z = 8/3/(-1/3)
z = -8
z = -8
| y=x^3-6x^2+12 | | 31+4y-5=15y-10-5y | | -53-12=13a | | 6/-5u=5/8 | | 25.6=2y | | 7k/3=42 | | 2(P+7)=3 | | a/2+12/15=5/6 | | log[3](5x-1)=log[3](x+7) | | 4(w+7)=24 | | -2.6x-3=-2.0x+3 | | 4/3a=5/6 | | 9y-8=7 | | -2M+19=13 | | 3p+12=21+2p | | 0x(x+1)=0 | | 6c/11+4.5=3 | | whatisd-270=142 | | x^3-3x^2-24x+84=0 | | 6c/11+9/2=3 | | 1.7=3y+15.5 | | 3x-18=10+5x | | r/5.3=6 | | -4+7x=-18 | | x/7-6=8 | | (x-1)/6-(x-2)/9=(5/18) | | 121=4x^2+12x+9 | | 4m-3=32-m | | sqrt(9x/3y) | | x(x-30)=-225 | | s/-12=-5 | | 4n+2.6=8.2 |