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)
24 = (3*4*x*x)/2 // - (3*4*x*x)/2
24-((3*4*x*x)/2) = 0
24-6*x^2 = 0
-6*x^2 = -24 // : -6
x^2 = 4
x^2 = 4 // ^ 1/2
abs(x) = 2
x = 2 or x = -2
x in { 2, -2 }
| -15x^4+45x^2-6=0 | | 5x-3=18+3(1-x) | | 7+3.24/6 | | -15x^4+45x^2=6 | | 5u-5/7=3u-9/2+3 | | 20=16t^2-32t | | 1/y+1/(y+2)=1/3 | | 8x(x+4x+2z)= | | (18-6.2)+23/(5-1) | | 10x+112=15x-7 | | 5r-6=28 | | -46-(-88)= | | x=1/10x^2+2/5 | | a^3-2a-15=0 | | 3x-2y-3y(5-x)= | | 9x+11-2x=10-11-12 | | 3x^2=-9.6x-5.5 | | ln(x)+ln(x+4)=ln(33/4) | | -5.6x^2+117x+1280=0 | | 3z-(-2.7-10z)=15.3+16z | | -5.6x^2+117+1280=0 | | 3x+2y=1500 | | -1.5a+06b-2.5c= | | x/2-8=14 | | x/2-8=15 | | 0.2x+7.4=6.1 | | y=1/3*0.3333+3 | | 8(2a-b)-6(3b-5a)= | | -1.5a+0.6b-2.5c= | | 0.40xC=400 | | 17/3=8x+2/3(-9x-2) | | 1/7Y=6 |