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/5+6 = 9 // - 9
k/5-9+6 = 0
1/5*k-3 = 0 // + 3
1/5*k = 3 // : 1/5
k = 3/1/5
k = 15
k = 15
| -12x=22 | | -6(1+4k)=-24 | | 5=c+8c-4 | | 240=-6(6p-4) | | -2x-4-4x=3x+3-9x | | 1/4+3=6 | | Cx+f=b | | x-2=3x+2 | | 2x^2+26x+60= | | -6x+94x=-3 | | -8=-2(x-9) | | 3x+36+x-8=180 | | 4x-2(3x+7)=8 | | -b^2-4(1)(4)= | | 12x+8=x-3 | | f(3)-7=5n^2-4n-1 | | A+.8=-.8a+3.86 | | .66(6x-9)=18+2x | | 105=3y-15 | | x^2-bx+4=0 | | 2a+7a=3-2a | | 4n-4(1-n)=-4+8n | | 5n^2-4n-1=(3)-7 | | -2(4x+3)+5x=7 | | 2n-11=n+4 | | h=4.48t-1+-0.08t | | 3y^2=1-2x^2 | | 20-4(3+x)=4(x-2) | | 2+(3x+4)=5(x+1)+9 | | c^2=2c^2 | | 7x+3+5x=27 | | -12=-6u |