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) > 0
0-1/4*x > 0 // - 0
-1/4*x > 0 // : -1/4
x < 0/(-1/4)
x < 0
x in (-oo:0)
(-oo:0)
| t^2-16t-40=0 | | f(-6)=9(-6)-5 | | [-7+(-6)]+[3+(-2)]= | | -3(x+1)=-6-3x | | -105=-5(6x-8)+3 | | 24k-7k=k | | 8v+2=-10+2v | | v^2=u^2+2ad | | 4x+13-2x-4(x-3)-5=2(x-6) | | y+6x=-1 | | 3+6=x-12y | | 4x^2-6x-2y=10 | | 10m-9n= | | 170+2p=150-5p | | 10y-6=4y+6 | | s=-7r+2 | | 88=-3-7(k-8) | | 3h+8=5 | | 4x^2+3y^2=37 | | 3+6i=x-12yi | | 4a-5b=-4a | | 2x+10=5x-50 | | 4-24=-4z | | 6(12x+16)=8(32+2x) | | 24=12y-8y | | 4x+5(2x-4)=78 | | -0.2x=-6 | | 3/7x4/9 | | c=72x+105y | | (2x^3-5x^2+4x)-(2x^2+2x+8)= | | 12.4+6.07=v-8.13 | | 2x-5=2(x-7)-3 |