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/(-9) = -1/3 // + -1/3
k/(-9)-(-1/3) = 0
k/(-9)+1/3 = 0
1/3-1/9*k = 0 // - 1/3
-1/9*k = -1/3 // : -1/9
k = -1/3/(-1/9)
k = 3
k = 3
| A+35/5=-9 | | 35n+55=500 | | 27/1/34/7 | | -3/5a=2 | | 24/1*34/7 | | 4x^2+56+96= | | 14-8+5*9+27/3 | | g/2.1=-6.8 | | 4/5=k/12 | | 4/5=h/5 | | 16x/1=50.0/2 | | 1/5d=-3 | | 27/46/7 | | x^5+3x^4+3x^3+9x^2-54x-162=0 | | 8(x+3)-4=2x+6(4+x) | | 1/b=8/9 | | 7*6+14/2-8 | | -3(k+5)=12l | | p/5=-32 | | 4x+16/2=12 | | 16/8+27-35/5 | | -2y+y^2=2.5 | | y/-3=33 | | 1/6=r/9 | | 3x^3-5x^2+x+1=0 | | y/5+3y/5-3/4=y-7/10 | | y/5+3y/5-3/4=y-7/10 | | 16a^2-4a=0 | | 2x=5xy-5y | | 4y+12y-15=y-14 | | 4x+4=-8+2x+18 | | F(x)=81x^2-16 |