If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
1/x+1/x+2 = 0.25 // - 0.25
1/x+1/x-0.25+2 = 0
2*x^-1 = -1.75 // : 2
x^-1 = -0.875
-1 < 0
1/(x^1) = -0.875 // * x^1
1 = -0.875*x^1 // : -0.875
-1.14285714 = x^1
x = -1.14285714
x = -1.14285714
| 7/4y+5/6y=5 | | 2x+(x-1)=2 | | e=535+4.5n | | y+6=(2/3)(x-8) | | 3x-4(x-1)+10=0 | | 20x+10y=50 | | -2t=2 | | 8=(15/.8) | | 8+(15/.8)= | | 6x=8x-22 | | 8*.8=15 | | 4x^2-25/2x^2+9-35 | | 8*8=15 | | 4+3+1*8=15 | | 4+3+1*80%=15 | | 14+3a^2/5-1=28 | | 4(-7)= | | 8*.8=15r | | 1/x+(1/x+2)=4 | | 3x+3/x-1=3x+2/x+4 | | 7x^2-3=109 | | 1/x+1/x+2=4 | | 85=10-c*2.5 | | 15*2n=2n/4 | | 5/x=x/9 | | 4+3x^2=151 | | y+8=(3/2)(x-9) | | 7n-20=5n+32 | | 4(v+2)=-6v+8(v-3) | | x+12+52+90=180 | | -3x+2(4-x)=-2(x-4) | | 32x+8y=24 |