If it's not what You are looking for type in the equation solver your own equation and let us solve it.
X^4+17X+72=0
We do not support eXpression: X^4
| x-4.9=8.64 | | 3.4n-1=0 | | 54+20+36+x=180 | | 9y14=126 | | 3+5n=2n+15 | | H=625t+25t | | 6h+3=11 | | x–3=–1 | | x+3x/6=40 | | x+10=3x-10=2x | | 2-3/4=1/8k+9 | | 5x+9+2x-7+8x-4=-12 | | 2(x-2)+7x=-22 | | 5u-10=3u+12 | | 5x-2x=35 | | 7y+2=4y+23 | | 2(x+3.00)=36.00 | | 18-3x+4=-11+2x-7 | | −3/4=x8 | | -8y+6=-12y-6 | | 6(x+3)=2(5x-2) | | -y/8=-23 | | 10x-6=9x+3 | | 8x+2=7x+24 | | −34=x8 | | 5x+3-2(3x-1)=2(7x-4)+15-3x | | 2x+6=8x-26 | | 3x-34=0 | | 12x^2+7x-20=-4x-5 | | 5(e-2)=4(2e+1)-4 | | -37=x/9 | | 190x+55(0.7x)=47985 |