If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
9*x^2+6*x-24 = 0
x^2+1 = 0
9*x^2+6*x-24 = 0
9*x^2+6*x-24 = 0
9*x^2+6*x-24 = 0
DELTA = 6^2-(-24*4*9)
DELTA = 900
DELTA > 0
x = (900^(1/2)-6)/(2*9) or x = (-900^(1/2)-6)/(2*9)
x = 4/3 or x = -2
x^2+1 = 0
x^2+1 = 0
1*x^2 = -1 // : 1
x^2 = -1
x in (-oo:-2) U (-2:4/3) U (4/3:+oo)
((9*x^2-(12*x))/(x^2+1))*((2*x^2+2)/(9*x^2+6*x-24)) = 0
((9*x^2-12*x)/(x^2+1))*((2*x^2+2)/(9*x^2+6*x-24)) = 0
((9*x^2-12*x)*(2*x^2+2))/((x^2+1)*(9*x^2+6*x-24)) = 0
9*x^2-12*x = 0
3*x*(3*x-4) = 0
3*x-4 = 0 // + 4
3*x = 4 // : 3
x = 4/3
3*x*(x-4/3) = 0
9*x^2+6*x-24 = 0
3*(3*x^2+2*x-8) = 0
3*x^2+2*x-8 = 0
DELTA = 2^2-(-8*3*4)
DELTA = 100
DELTA > 0
x = (100^(1/2)-2)/(2*3) or x = (-100^(1/2)-2)/(2*3)
x = 4/3 or x = -2
3*(x+2)*(x-4/3) = 0
(3*x*(x-4/3)*(2*x^2+2))/(3*(x^2+1)*(x+2)*(x-4/3)) = 0
( 2*x^2+2 )
2*x^2 = -2 // : 2
x^2 = -1
( 3*x )
3*x = 0 // : 3
x = 0
( x-4/3 )
x-4/3 = 0 // + 4/3
x = 4/3
x in { 4/3}
x = 0
| x(x-5)(x+54)(x+34)=0 | | 6x=3/:6 | | (10y-15)(5y+12)=0 | | 2x-(5x-3)/4=5x-5/4 | | x+2=-(2x+2) | | -3/3x+24/15x=3/15 | | 10x-(6x-2(3x-4(1-x))-(9x-8))=27 | | 8x-3=1+4x | | 6n+14=8 | | -38=-2(-43d-42) | | 1.75+.25r=30.00 | | 1/2(8a+12)-2n=17 | | r=1/2 | | 2.4r+1.2=3.6 | | s=7/4 | | x+14/30=9/10 | | c/2+7=14 | | 4+2x=4x-12 | | t^2-4.5t+3.5=0 | | 6x+8-4x-12=20 | | -6x-10=-28 | | 1+1/x=42/x^2 | | 4(n+8)=32 | | 7x+8=5(x+3) | | 2y/4y+2*14y+7/4 | | (4x+7)x(7x+4)= | | [y]=36 | | -4x+5/6=7/2 | | 1.71/5=x/4 | | 2.14/5=x/4 | | 2.29/6=x/4 | | 3.14/7=x/4 |