If it's not what You are looking for type in the equation solver your own equation and let us solve it.
t in (-oo:+oo)
9-(4*t) = 1 // - 1
9-(4*t)-1 = 0
9-4*t-1 = 0
8-4*t = 0 // - 8
-4*t = -8 // : -4
t = -8/(-4)
t = 2
t = 2
| 3d+8=-7 | | 6t-10=-52 | | x^3-3x^2+0=0 | | 4a-8=24 | | -3-5m=-38 | | 4+4t=52 | | 3w+10=-26 | | -6k-3=-27 | | -7+3x=-43 | | 3056890000-15000000s=2085000000+5550000s | | (k^2-k-20)18= | | 3b+2b+10=35 | | 7n-9=61 | | -6n+9=-33 | | 5x(2)+17-12=0 | | 2-3w=-34 | | -3m-8=-41 | | 3y+5+5y=21 | | 3056890000s-15000000=2085000000+5550000s | | -3w+2=-31 | | 7w+2=72 | | -6a-3=27 | | 3m-5=31 | | -7+6d=-49 | | 5+7n=5 | | 6+5n=61 | | 10-5w=35 | | 2x(2)+21x-11=0 | | 6d+7=-17 | | -1-6x=5 | | -7x+5=-37 | | 13.7n-4.7=9.9 |