If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
2*x^4-(18/3)+4 = 0
2*x^4-6+4 = 0
2*x^4 = 2 // : 2
x^4 = 1
x^4 = 1 // ^ 1/4
abs(x) = 1
x = 1 or x = -1
x in { 1, -1 }
| 3x^2=4x+y | | -28-3x=5x+10 | | 77y=38(2y+6) | | c+3/4=-1/4 | | p+18=19 | | 9*x=180*x | | 26+x+x=180 | | 82-2x=14-10x | | -2(3s-3)-6=-2(9s+1)-2 | | 12-45=3(x-4)-9 | | x^3+9x-5x^2-45= | | 0.05+0.04(x-6000)=1200 | | -(6x-4)-(2x-3)+5=-7(x-2)-(6x+4)+8 | | y-32-y=5y-y | | 0.04+0.05(x-6000)=1200 | | 9(2x-6)=3(6x+4) | | 3/13x=18 | | 0.05+0.04(6000-x)=1200 | | 0.04+0.05(6000-x)=1200 | | -5/7t=-20 | | 0.03(2x-1)=0.1x+0.08 | | 0.3(y+4)+2=0.16(5y-4)-6 | | 9(x+2)+4x=22 | | 2(5a+1)+2(a+1)=180 | | z/2=z+1/8 | | 0.07x+0.06(2x)=1710 | | Y=x^2-9x-4 | | 0.06x+0.07(2x)=1710 | | 4x+2=3(x-3)+4 | | 2(8s+3)-10s=3(2s+3)-10 | | 5[12-(6-3a)-12a]=2(1-a) | | x/7=20 |