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/(-14) = 0
-1/14*k = 0 // : -1/14
k = 0
k = 0
| -1/5-3/5 | | 1/7x+2/3x=1 | | 1+7p=3p-11 | | 2-x=7x-54 | | 1=-c^2 | | a-b-(a+b)=0 | | 7x^2=103 | | -1=11 | | 4x(5-x)= | | -14-16.5a=-3(6a+4) | | (4x-5)2=49 | | 5/8-11/20 | | (372+x)+x+(x-73)=3063 | | -3n-n=-20 | | 10(y+2)=-2(2y+3) | | 6=-5/8+u | | -8x-x=0 | | 3.4+10x=7.81 | | -4-14y=-3y+2(-3y/2-1) | | 17x^2-17x+34=0 | | (4x+10)=(3x+10) | | v-1/4=-3/8 | | 2x+4x-2=20 | | (8+v)(3v+7)=0 | | 2(k+3)=7-3k | | 3p-4=-6 | | -2=-b-6 | | 2*(0.5x-4)=-(x-5) | | 3x/7+8/7=1 | | y=3/x-11 | | (8a-8)(8a^2-4a-5)= | | -2=3-3r+4 |