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)
7/5 = k^18 // - k^18
7/5-k^18 = 0
-1*k^18 = -7/5 // : -1
k^18 = 7/5
k^18 = 7/5 // ^ 1/18
abs(k) = (7/5)^(1/18)
k = (7/5)^(1/18) or k = -(7/5)^(1/18)
k in { (7/5)^(1/18), -(7/5)^(1/18) }
| 3a-8=-9 | | 1.22x=7.32 | | 11x+3=2x+12 | | f(x)=(x-4)2-6 | | n^4+2*n^3-n^2-2n=360 | | Ft383/28=-2 | | n^2+16-61=4 | | (Ft383)/28=-2 | | 137+2h=937 | | 7b-4+3b+11-b= | | 2x+47=8x+5 | | 900=5(x+17) | | 3(0.5+0.05m)=0.02m+0.2 | | m+-4=12 | | -x^3/-5 | | x/5-2x/3=4 | | (6k+4)(-7k^2+2k-7)= | | 9(r+41)=972 | | (S-82)/2=6 | | -2.2y=1.8y-0.4 | | 12+6x-14-x+1= | | 12x^2-40x-7= | | 10(s+3)=80 | | 4x-18=3x-8 | | 1.25x=0.5x+1.5 | | -2x+2y+z=18 | | 6(x+1)=2(x-5) | | 3x=-015 | | 10x-7=x+52 | | 9=d-28/7 | | 23x+5y=19 | | 3x+54=9x-6 |