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)
x/2 < 3 // - 3
x/2-3 < 0
1/2*x-3 < 0 // + 3
1/2*x < 3 // : 1/2
x < 3/1/2
x < 6
x in (-oo:6)
(-oo:6)
| 6y+12=32 | | -3(2h-1)=15 | | (1/12)(cos8x-3sin8x) | | -9h-15=21 | | 6.55/-6 | | 3x^3-6x+6=0 | | 4x+5x+1=17 | | a/-5-17=-12 | | 9(d^3y(x)/dx^3)-8y=0 | | 3(x+7)+x+4=3(x+4)+1 | | k=-9x+-5x^2 | | 5v^2=76+v | | 3(3y/3y^2-3x) | | 5*cos^2(x)-4*cos(x)-1=0 | | -7y=4*4-3 | | 6(2x-3)=-6+6(x-3) | | X=5x+56 | | (X^3)+(x^4)=24 | | -9g=378.9 | | 10y+8x+98-70+16y= | | y=.33(9*3-18) | | 2+6x=-1-x | | X+7=5x+51 | | 2/3×1/3 | | 1-c=8 | | 9g=378.9 | | A=2(xl+lh+xh) | | 112=8+8(-5+6v) | | 2/3×0 | | 3/8x=57 | | n+3.5=12.6 | | (siny-ysinx)dx+(cosx+xcosy)dy=0 |