If it's not what You are looking for type in the equation solver your own equation and let us solve it.
y in (-oo:+oo)
15*y^3+6*y^2+((3*y)/3)*y = 0
15*y^3+7*y^2 = 0
y^2*(15*y+7) = 0
15*y+7 = 0 // - 7
15*y = -7 // : 15
y = -7/15
y^2 = 0
1*y^2 = 0 // : 1
y^2 = 0
y = 0
y in { -7/15, 0 }
| -5x-2=3x+86 | | 8+4x=-28 | | 3y+7= | | 3x^2-42x-96=0 | | Y^2-4x+4=0 | | 3y+7wheny=5 | | X-3=5x-27 | | 9-10x=33-31x | | 4x+16=13-56 | | -6x+9=-63 | | 12=2a-12 | | 3+6x=-15 | | -9(8-h)= | | n+3=25 | | 5x-1=59 | | 11x+9=8x+3 | | 2cosx+sen(2x)=0 | | 6y/2 | | 80-5x=7x-40 | | 9b+2=12b-7 | | (n-6)*6=60 | | 6x+4-4=14 | | 2+cos(2x)=3cosx | | 6x-6-4=14 | | n+15=26 | | -14-8x=10+22x | | 2cosx+sin(2)x=0 | | 2cosx+sinx=0 | | 2cosx+-1sinx=0 | | X^2+12x+0=0 | | ax^4y^5-ax^3y^6= | | 11x+7=9x+11 |