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)
4/x-((3/2)*x) = 11 // - 11
4/x-((3/2)*x)-11 = 0
(-3/2)*x+4/x-11 = 0
4*x^-1-3/2*x^1-11*x^0 = 0
(4*x^0-3/2*x^2-11*x^1)/(x^1) = 0 // * x^2
x^1*(4*x^0-3/2*x^2-11*x^1) = 0
x^1
(-3/2)*x^2-11*x+4 = 0
(-3/2)*x^2-11*x+4 = 0
DELTA = (-11)^2-(4*4*(-3/2))
DELTA = 145
DELTA > 0
x = (145^(1/2)+11)/(2*(-3/2)) or x = (11-145^(1/2))/(2*(-3/2))
x = (145^(1/2)+11)/(-3) or x = (11-145^(1/2))/(-3)
x in { (145^(1/2)+11)/(-3), (11-145^(1/2))/(-3)}
x in { (145^(1/2)+11)/(-3), (11-145^(1/2))/(-3) }
| 25+r=5(2+8r)+6r | | -10=4+2v | | 0=-16t^2+30t+2 | | 15=1-2u | | 5w+7w-9= | | 2-6x-5x=22 | | 7/x-4=8/3 | | 0.4=1600/x^2 | | 3(-33/2) | | 43-x=171 | | 2x(y-x)5y=9 | | -8m-7=-47 | | 4h+9-11+h= | | 2y-1=-3 | | 63x^2-30x+3=0 | | 3x+8[2x-6]=2+14x | | y/9=2.6 | | 229=187-u | | 3(x-1)=-21 | | 63x^2-30x=3 | | p+18-35=160 | | 35=2x+11 | | 2/3y=-11 | | (N+6)2= | | 10+2Q=100-4Q | | 9x^2+48x= | | 12c+6c-17c=13 | | 3x-(7x+3)=7x+2(x-3) | | -1=w/9-5 | | ln(cos(y))=4x+7 | | 16/64-x^2 | | -33=-4x+3 |