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)
(x^2)/2-((5*x)/4) = -3/4 // + -3/4
(x^2)/2-((5*x)/4)-(-3/4) = 0
(x^2)/2+(-5/4)*x+3/4 = 0
1/2*x^2-5/4*x+3/4 = 0
DELTA = (-5/4)^2-(1/2*3/4*4)
DELTA = 1/16
DELTA > 0
x = ((1/16)^(1/2)+5/4)/(1/2*2) or x = (5/4-(1/16)^(1/2))/(1/2*2)
x = 3/2 or x = 1
x in { 1, 3/2 }
| -k=-20 | | 36b+72b=432 | | (x+7)/3x=0 | | 5w+4-11w=(2) | | x+5+y=33 | | x+7/3x=0 | | x^2=-7x+4 | | 3x+2x+x= | | f(x)=12x^2-24x-63 | | 4y+y+8y= | | 7a+(-3a)+4= | | f(x)=3x^2+x-14 | | 3x-5=2x-12 | | 12x^2+7x=-1 | | f(x)=-x^2+12x-35 | | x/3-7=26 | | 4-15=4x+17 | | 18.12-25.02x=16/2.33x+6.8 | | 2(x+6)=-20 | | 19x-23y=0inz | | 4y-y+8=2y+5 | | 25-4.5x=-11 | | 19x-23y=0 | | x^2+10+25=12 | | 6b+8=-4-6b | | w/4+w/2+1/4 | | (x-6)(7x+49)=0 | | 24-6a=54 | | n/10=5 | | (x-2)=9 | | (1/2)x=6 | | 4+6(2)= |