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)
3*x-((15/2)*x^2)-50 = 0
(-15/2)*x^2+3*x-50 = 0
3*x-15/2*x^2-50 = 0
DELTA = 3^2-(-50*(-15/2)*4)
DELTA = -1491
DELTA < 0
x belongs to the empty set
| ln(5x+12)-ln(x)=ln(6) | | 9=15/8*4 | | A-4.5=3 | | k-6=-35 | | (4t^2-t-3)(3t^2+4t-1)= | | b-31=-15 | | -26=a-18 | | b-27=-52 | | g-6=-14 | | 566(6+x)x+5= | | 8-5y=-7 | | 566(6+x)x+5=10 | | 10.1+(14.8-12.3)13.9= | | 10.1+(14.8-12.3)*13.9= | | 24=2(L)+2(4) | | n-5=-4 | | 560=8(t) | | s-3=-8 | | 14a+19a= | | z-11=-32 | | X+96=110 | | k-15=-9 | | 3+6n=4n+1 | | 4(2y-7)=-4 | | -2(-.5)+4(3)=13 | | (8*a)/(4*a) | | 2.4-4.6p=3-4.4p | | 6(3)+4(-.5)=9 | | 1/5×=7/25 | | 6(3)+3(-.5)=9 | | 13=w-5 | | 2x+x+7=29 |