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/5.2+81.9 = 0
0.19230769*k+81.9 = 0 // - 81.9
0.19230769*k = -81.9 // : 0.19230769
k = -81.9/0.19230769
k = -425.88000511
k = -425.88000511
| (4a-15)(7a+23)=0 | | (1/5)-(x/5)=(-2/5) | | 4k+1.3=16.3k | | (X^4-9x^2+6x)-(3x^3+x^2-2x+5)= | | log(4x)=log(x^3) | | 7/9*6/13 | | 6(1-4w)=-8 | | x/8=12.5/20 | | (2/3)=(4j/6) | | 1-4n=9-2n | | 6(5x+3)=348 | | 2x+44= | | jx^2+(1-5j)x-1+8j=0 | | 3k+7k-2=6k+16 | | 42=x+6x | | 2x+(1/2) | | -4=6x-3 | | 2(x^2+2)=8x | | 36-3y=12 | | 27=18x-9x | | -2(t-1)+6t=7t-3 | | 15a^4=3a^2 | | 6sd^4-6sm^4= | | 27=18x-9 | | -4=p-9 | | 4/9*y+5=-7/9*y-8 | | 9M^2-16= | | 0.2(x+60)+1.2x=61 | | 3v+4v=49 | | 9x=-3y+15 | | 3a^3=4 | | A=h |