If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(F)=3F^3+15F
We move all terms to the left:
(F)-(3F^3+15F)=0
We do not support eFpression: F^3
| 2(x^2-5x+4)=0 | | 4x^2-10x+36=0 | | x+0.23x=26 | | 48=10t+2t^2 | | 4x^2-10x+16=0 | | 3.5+8y=60 | | 6x+5+45=180 | | 67x=7 | | 8a=2a+6 | | 14/91=x/26 | | 8x+3-5x=6+2x-1 | | 5-2y=10-8y+6y | | 20-9m=6m-5m | | -x^2+5x-100=0 | | 2X+2=4x=10+2x | | (1x)+(12)=34 | | -4(7-2x)=68 | | 7x-8+3x=22 | | (x4)+(x+62)=9 | | 9+6•x=51 | | (x4)+5=11 | | Z-2=5/(1-z) | | 2(4w+9)/4=-3 | | (4x-3)*(x+3)-(4x+25)*(x-2)=0 | | 3z^2+6=0 | | (19-a)*4=20 | | (13⁄)³=x | | (19a)*4=20 | | 19a*4=20 | | 7x+7*3-3x+4=0 | | 3(a-5)=48 | | (a+-10)(a+-10)=200 |