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+9F
We move all terms to the left:
(F)-(3F^3+9F)=0
We do not support eFpression: F^3
| 0.13(x+3000)=6890 | | -3(p-8)=2(-p+6) | | x+(x*5/100)=150 | | 1/3x+21=85 | | 35/7=25/d | | 6(1+p)=5(p+3) | | 36x^2+12=0 | | 2/5(w-7)=18 | | 4y-12=104 | | 8x+43=180 | | 2x+6.3=14.1 | | ^(2)+52z=0 | | -3(8+7v)=16-v | | (4/3)x-(2/5)=(7/5)x-(1/10) | | 14x+77=105 | | x=16=16 | | 6y-0=9 | | 12+6y=6 | | q+14=89q | | x=8.8=14.2 | | 4x=20×-24 | | 35+2n=8(4n-4)=7 | | 1200=1000x-200x^2 | | -7(v+7)=-v-37 | | 3x+4=1000000 | | 11x3x=44 | | 11-4n=5 | | 3(a-8)=-8+5a | | 5(2x+9)(2x+6)=108 | | -2+5x=7x-22 | | (2y+17/3y-12)-(11-9y/12-3y)=0 | | 0.25x+0.20(100-x)=0.05(x=400) |