If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
((-4/5)*x^12)/35 = 0
-4/175*x^12 = 0 // : -4/175
x^12 = 0
x = 0
x = 0
| 2(x+1)=29-x | | 2(x^3)y-16y^4=0 | | -10s+50=-49 | | 4-2x+3=-13 | | -4/5×12/35 | | 5/3u=30 | | 2a=3a/5-11/5 | | 2x+3x-2=6x-(x+2) | | a^2+b^2+2ab-2a-2b-3= | | 2a=3a-11/5 | | x8x-21/15 | | -5/3a=20 | | 2n-3n+13n=2 | | 11x-3=10x+3 | | 5(y-2)-7y=-26 | | -14+8=1+3 | | 3/17×=18 | | Inx=0.1 | | 24x-12=6(4x-2) | | 2cos^2x=4-5*sinx | | 5x+30+3y=2630 | | 53+x+135=180 | | (e+2)*3=18 | | -15x/15x^5 | | 3x+10=-39-4x | | 15x/3x^5 | | 15x/3^5 | | 4x=3478+29*2 | | 7+5g=20 | | 8a+3a=7a | | 7x^2+126x+144=0 | | 1/3.5 |