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)
x+5 = 14/x // - 14/x
x-(14/x)+5 = 0
x-14*x^-1+5 = 0
1*x^1-14*x^-1+5*x^0 = 0
(1*x^2+5*x^1-14*x^0)/(x^1) = 0 // * x^2
x^1*(1*x^2+5*x^1-14*x^0) = 0
x^1
x^2+5*x-14 = 0
x^2+5*x-14 = 0
DELTA = 5^2-(-14*1*4)
DELTA = 81
DELTA > 0
x = (81^(1/2)-5)/(1*2) or x = (-81^(1/2)-5)/(1*2)
x = 2 or x = -7
x in { -7, 2}
x in { -7, 2 }
| -31+30= | | (b^2+9)(3b^2+7b+9)=0 | | 40+(-11)= | | 2(x-1)-3x+7=180 | | 5x-2x+24=15 | | -1/2(2(1/2)+3(1/4))+(1/2)(1/4) | | 37+13= | | V^2+v-72=0 | | 8(n-5)=-104 | | 1/3*3/2 | | 1x/5=11 | | 7s+12-4s=18 | | m-3/8=-1 | | 7(1-3p)=154 | | 2(4x+8)=2x+6 | | 4x^8-28x^6=0 | | 1900-15x=1160+22x | | -3+6x=3x-3 | | (3x+8)(7x-14)=0 | | 9v^2-4=0 | | 5x^2=-12x-1 | | 1/6(x^2-5x-66) | | 6x-12x-4x=20 | | 2y-19=57 | | 4x^4-44x+72=0 | | 4k^2-31k-8=0 | | (x-9)*x=97 | | 5x-15=180 | | P^2-3p+39=p^2+4p+4 | | t/4-8=5 | | 3(-4y-4)+5y=2 | | 9x^2-.6x+.01=0 |