If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x < 0
x < 0
x in <0:+oo)
x^0.4*(x/19.5)*x^100+0.6 = 90.77 // - 90.77
x^0.4*(x/19.5)*x^100-90.77+0.6 = 0
0.05128205*x^101.4 = 90.17 // : 0.05128205
x^101.4 = 1758.31504396
x^101 = 1758.31504396^(1/0.4) // ^ 1/101
x = 1758.31504396^0.024752475
x = 1758.31504396^0.024752475
| 2(x-3)-10=4(x-6) | | 3[4-2(s-2)]=3(2-4a) | | w/6+9=2 | | 8-3(2k+9)+2(7+k)=2 | | n/4-10=-50 | | -15=9+4/5c | | -34=n+15 | | 10=3-7y | | 155=35x+50 | | 2-3+=3+-4 | | (x*0.23)+x=3000 | | -3-5=13 | | 235=4x+75 | | 3-h=7 | | 10*x+19*y-x-20*y= | | 1/3x+9 | | 9x-2x+25=8x^2+8x | | -38-(-13)=x/6 | | -2(9w-2)+8w=-4(w+3) | | -2(9w-2)+8=-4(w+4) | | 168=21/2(-11+l) | | 115=40+b | | 7(u-3)-7=-3(-8u+8)-9u | | 6x=56-18 | | 4^6*x^8y^-2/4^7*x^4y^-2 | | 4^6x^8y^-2/4^7*x^4y^-2 | | 5n-10n=0 | | 3x+6=12x-4 | | -6*(-7/3) | | 24+3x+7=-2 | | f(3)=2(3)+5 | | 9-y=287 |