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/4-3 < 2 // - 2
X/4-3-2 < 0
1/4*X-5 < 0 // + 5
1/4*X < 5 // : 1/4
X < 5/1/4
X < 20
X in (-oo:20)
(-oo:20)
| 2cos^2x-cosx+1=0 | | 3y/7x=9 | | 1/2k=4 | | m(m-4)-6=m(m+2) | | 1/2k-4 | | -5x/ | | 3(2x+1)-x=8-4c+6 | | -84=-7(-8-4v) | | 4x-10=20-2x | | m(m-4)=m(m+2) | | 2x^1-x+5=0 | | 2=4r+4s | | (3a^2/3/a^-1/2)^3 | | 4x-x^2=45 | | 10=2+6w | | -6=-2x-6 | | -10x+21=4x+7 | | 21=5n-2-7 | | Y+12wheny=28 | | X-10=7.3 | | (-1+2i)(2+5i)= | | 2x(13+4x)=6x-2(8x-3) | | 1.5=x-12/2.5 | | X^12-4= | | (X*0.15)+(Y*0.20)=1.75 | | 2b/3=18 | | (X*0.15)+(X*0.20)=1.75 | | X+5=11.2 | | A+2=5x | | (A*0.15)+(A*0.20)=1.75 | | -1/2(14x-22) | | -12x+8= |