If it's not what You are looking for type in the equation solver your own equation and let us solve it.
k4=20
We move all terms to the left:
k4-(20)=0
We add all the numbers together, and all the variables
k^4-20=0
We do not support ekpression: k^4
| 3(2+x)=2x+2 | | 4x-36+4x-34+2x+10=180 | | 5/12h+1/3=1/2 | | 168=28v | | 6.78+5.2r=-36.9 | | 6.1(6-8x)+6.3=3x-9.5 | | 0,5f+1,6=0,1(f+32) | | 2/9x+2=4 | | -3x=3=3x-12 | | 6n+21=-32n | | 3w=-51 | | Y+12+8y-12=180 | | 32-x+4=17 | | b=0.14(180000-b) | | 3x+2x-5=3x+15 | | 4{4c-3}=2{5c+18} | | 4(p-15)=312 | | 2x80=2x8x16=16x | | 12c+17=4+5c | | 36+2.5r=12+4.5 | | 65b+11=-8b+631.5 | | 1.5-0.04x=-3.42 | | 5p-12=60 | | 6.25-2.5=x-0.75x | | 5.2=-2+x | | -3/5k+4/5=2/5+1/2k | | 38+x=40+17 | | -16=2/3x-8 | | 36+2.5r=12-4.5r | | 3-(x+5)=2x-18 | | -5(k-4)=32-k | | 1.5-0.03x=-1.17 |