If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
5 = (15-(24*a))/6 // - (15-(24*a))/6
5-((15-(24*a))/6) = 0
5-((15-24*a)/6) = 0
(-1*(15-24*a))/6+5 = 0
(-1*(15-24*a))/6+(5*6)/6 = 0
5*6-1*(15-24*a) = 0
24*a+15 = 0
(24*a+15)/6 = 0
(24*a+15)/6 = 0 // * 6
24*a+15 = 0
24*a+15 = 0 // - 15
24*a = -15 // : 24
a = -15/24
a = -5/8
a = -5/8
| (53/2)-v=11.63 | | 5x/(5x^2+88) | | (d+8)/3=-14 | | t(3t+2)=o | | 25.17+(84-13.61)=s | | 2-3ln(4x+5)=0 | | 3*(2p+6)-6p=18 | | (2*y)-2=4.4 | | -9+-7x=-23 | | p^2-14p+12=0 | | 5+(r-5)=r | | X+(8x-40)=90 | | 9-7x=-23 | | (a+3.9)/1=8.9 | | x/6-13+8 | | 4m^2+7mp+3pz=0 | | (2t-3)=t | | 3mp+4mp=7mp | | 3.3+(9-r)=7.6 | | (1.3+0.3)*6=v | | -3-m^2=24 | | (8*1)+s=9.6 | | x^2+3x+2=40 | | (4/u)-0.2=0.6 | | 12ax+3xz+4ay+yz=0 | | 16-9x=19-8x | | (v+137)/9=31 | | (1)y+z*3= | | 1.12ax+3xz+4ay+yz=0 | | 14z^2=42z | | 18(z+11)=450 | | 180=3x+x+30+x |