If it's not what You are looking for type in the equation solver your own equation and let us solve it.
b in (-oo:+oo)
(1/7)*b^5 = 15 // - 15
(1/7)*b^5-15 = 0
1/7*b^5 = 15 // : 1/7
b^5 = 105
b^5 = 105 // ^ 1/5
b = 105^(1/5)
b = 105^(1/5)
| 4.375x^4-3.75x^2+0.375=0 | | x+8=5x-2 | | J^2+12j=0 | | 4x+4=19-1x | | T^2+20t-21=0 | | 46-14m=-766 | | 1.2x+2.8=0.4x-4.72 | | Z^2-45z=0 | | 4(5x-3)+38=15x-4 | | 3y=8x-193 | | x+4+3x=8x-2+3x | | -k/9=-1 | | T+9=12.4 | | T+9=124 | | v^2-10v=-5 | | 6y+27=y+7 | | 2(x-3)=3x-1 | | 149+(13x+5)=180 | | 8x+3y=193 | | 3x=4x--7 | | Xb+b=xb^2 | | 27-7x=-4x | | 192b^2+28b^2=7b^4 | | Q^2-41q=0 | | 60=4x+x^2 | | 10z+8=98 | | 4n-20=0 | | x+-2x-15=0 | | 1.1666666667*2.4=a | | 7+9w=88 | | 5v^2-11v-176=-v-1 | | (3x)-(5y)=25 |