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)
t*((5*t^2-(30*t))/5) = 0
t*((5*t^2-30*t)/5) = 0
(t*(5*t^2-30*t))/5 = 0
5*t^2-30*t = 0
5*t*(t-6) = 0
t-6 = 0 // + 6
t = 6
5*t*(t-6) = 0
(5*t*t*(t-6))/5 = 0
( 5*t )
5*t = 0 // : 5
t = 0
( t-6 )
t-6 = 0 // + 6
t = 6
( t )
t = 0
t in { 0, 6, 0 }
| x+49=5x | | b/19-7b/19=36/19 | | h/2-11=12 | | 2k^2+k=10 | | 8(2x+3)=4(4x+9) | | 288/2 | | 5r-8=58 | | h^2-3h+2forh=-3 | | 2x+3(5x+9)=61 | | 105+12x=7x+3 | | 3+k=21 | | 4x-4-6x+10=-3x-1 | | 4y=-x-3 | | 8n-(2n+8)=19 | | n^2-23=-8n | | 4y=z-3 | | -7(-2n-4)=5(n-3)+-6 | | -2(x+6)+6x=5(x-5)+30 | | 2-6(8q-3)= | | 15/12-1/4 | | -7(-2n-4)=5(n+-3)+-6 | | d/-3=-42 | | 4(n+2)-4(3n-5)=-28 | | X-2+2x+4=x | | -1/8-1/7 | | 4c-2=2(2c-1) | | 1.4r+5=30 | | 15n^2-24=9n | | -7(-2n-4)=5(n-3)-6 | | 1.4r+5= | | 1.4r+30=5 | | 6x-8=-3x+15 |