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/(-6) > 1/3 // - 1/3
x/(-6)-(1/3) > 0
x/(-6)-1/3 > 0
-1/6*x-1/3 > 0 // + 1/3
-1/6*x > 1/3 // : -1/6
x < 1/3/(-1/6)
x < -2
x in (-oo:-2)
(-oo:-2)
| 2xb= | | 9x/21x^2 | | 18x-12=20x+100 | | 12x+11=4x-2+8x | | x^2=125-20x | | 0.00027=0.18 | | 5v-7=-27 | | (7-4x)/3=(1-3x)/2 | | 4+6x+2x=28 | | -2(4t-2)+6t=7t-9 | | 55+2x+52=7x+87 | | n=1/2*(-19)^2 | | 30+2y+(150-2y)=180 | | 4n^2=20n | | 6+6(-2n+4)=-19-5n | | 8(d-4)+11= | | 2(x+9)-4x=12-3(2x+2) | | 6(b-6)=-102 | | a=73600 | | (4)5x+2=48 | | (2x+3)-(x+2)=x+1 | | 6.89/13= | | a+a+8=50 | | 4-(x-3)=5x-1 | | y+25+5y+29= | | 12x+12=3x-5 | | 0.3x-15=0.2-5 | | 7-3p+5p=-5-4p | | -(4+7x)=-88 | | y^2+16y-4=0 | | 6-4(y+2)=16 | | 30+2y+x=180 |