If it's not what You are looking for type in the equation solver your own equation and let us solve it.
k in (-oo:+oo)
k-1 = -5/3 // + -5/3
k-(-5/3)-1 = 0
k+5/3-1 = 0
k+2/3 = 0 // - 2/3
k = -2/3
k = -2/3
| x+3=23/6 | | m+5=6 | | 4(2x-1)-5=x+3 | | x+2/9=-88/9 | | n+2=4/3 | | a-1/5=54/5 | | x+9=39/4 | | 2(1-x)-2=3x+1 | | w/-2=-1/7 | | d/-6=-6/7 | | 1+n=11 | | t+5=-2 | | 2+w=17/6 | | w+2/5=49/60 | | t+1/2=-9/2 | | b-1/2=-17/2 | | w=6/7 | | -1+n=-2/5 | | 1/28=a+3/4 | | -5n=-20 | | 1/10=m+3/5 | | 3/2=a+2 | | t+3=41/12 | | d-1/9=23/36 | | 7t=35/6 | | d/3=-1 | | 1+d=2 | | -1/3n=2/3 | | (1102200-870796)/68+512*309= | | m=3/8 | | k+1=8 | | a-3/4=-3/20 |