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)
5*x-((10/5)*x) > 0
5*x-2*x > 0
3*x+0 > 0 // - 0
3*x > 0 // : 3
x > 0/3
x > 0
x in (0:+oo)
(0:+oo)
| x^6+x^4-4X^2-4= | | x^2+6x-860=0 | | 2x^2=(x/2)^0.5 | | 11.5x=267-33.79 | | a^2b^2+9=0 | | 6x^2+8bx-2x+2b^2=0 | | 33.8x+11.5y=267 | | 33.8(7.9)-y(11.50)=267 | | x^6-64= | | 33.79(7.9)-1.455y=267 | | 3*tan(x)=-4 | | ln(x)=17 | | 5x*x=1290 | | x^6-9x^3+8= | | X(7.9)+y(11.5)=267 | | 7.9y+11.5x=267 | | x^6+28x^3+27= | | 80-5x=180 | | 80-5x=80 | | x^6-4x^4-25x^2+100= | | 5y+12x=18.90 | | x^8-29x^4+100= | | cos(8*x)-sin(8*x)=0 | | bx+ay=3x+5y | | ax+by=3x+5ywhatisb | | -sin2x=pi/4 | | 7.9x+11.50y=267 | | x^8-64x^2= | | 2z^2-12z-36=0 | | x^7-x= | | x^7-64x= | | x^8-17x^4+16= |