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)
4*x^2-x^2-(3*x)-(10/4) = 0
4*x^2-x^2-3*x-5/2 = 0
3*x^2-3*x-5/2 = 0
DELTA = (-3)^2-(-5/2*3*4)
DELTA = 39
DELTA > 0
x = (39^(1/2)+3)/(2*3) or x = (3-39^(1/2))/(2*3)
x = (39^(1/2)+3)/6 or x = (3-39^(1/2))/6
x in { (3-39^(1/2))/6, (39^(1/2)+3)/6 }
| 1/3*a=-3 | | 10-x=16 | | 7x=350+3x | | 6y/2=69 | | 6y/4=138 | | 6y/2=138 | | 3.2m+6= | | 40=20+4n | | 6x/2=138 | | 5/9n=-10 | | y-5x=5 | | -2y+5/-3 | | 5/4n=-10 | | 86=4n+10 | | 4k+50=82 | | -488=64Q | | -2(+5)=-x-12 | | 2x+8=10+10+4 | | x+65+65=180 | | f+9=5(4f-2) | | 3(5-q)=-2(4q+3) | | 24x+2y=48 | | e+3=5e-3 | | 4d-5=2d+3 | | 45x=74 | | -6c-21=3c-12 | | B-9=6b+5 | | -46=-4x-7(-2x-2) | | b-9=-6b+5 | | X^2-1/x-1 | | 3/10m=9 | | 3+y=-3(y+1) |