If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4x^8=-4+1
We move all terms to the left:
4x^8-(-4+1)=0
We do not support expression: x^8
| 5.4=t/3.5 | | 2+(x+5)=2x+5 | | 2x+96=25 | | 2=(8+a^2)/12 | | 2.75-4x=23.75 | | 2x+x+(x-1000)=95000 | | 4y^2+11y+3=0 | | 9^x-3^(x+1)=4 | | 214c=5.2 | | 5x-12=7x+40 | | -2x+4+2=0 | | -4f-22=7f | | –2(x–4)=20–2x–12 | | 3y+10=-17 | | 13/29=91/y | | 9x+17=9(x+2) | | 2/5(3b-6)=8-4b | | 45x-6x=60x | | z–1=1 | | 4x+2.75=5.25 | | (2x+4)(3x-5)=0 | | t=100-4.9^2 | | 18/m=27/36 | | -n+9=-3 | | (5x+14)+(2x+19)=(x+19) | | 125+x=6 | | 0=3x^2-3x+6 | | 6x+7x-1=90 | | 4x+275=5.25 | | (5x+14)+(x+19)=(2x+19) | | X-(.2x)=50 | | 3.7x=14.8 |