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)
((6/8)*x^7)/12 = 0
1/16*x^7 = 0 // : 1/16
x^7 = 0
x = 0
x = 0
| 2x+3x+14=3x+14+2x | | X-23+14=52 | | -2,7(-1,5x-3,4)=-2,3x-0,69 | | 4x+7(1-x)=5 | | 2x-9+4=5-5x | | 4x=7.2x | | 2x+6x=4x+8x | | 3p*t=20 | | 3pxt=20 | | 4A+3(2+2A)= | | 5-3ln(x+1)=0 | | 2x-6x=7x-5x | | 3p+2n=72 | | 126=6x(x-2) | | x=23+40 | | Cosx=-(5/6) | | xlogy+ylogx=5 | | 20x+50=30+50 | | 11/x-3/2=5/x | | 4x^2-5x-2=1 | | x^4+4x^3-4x^2+11x-2=0 | | 25x^2+25y^2=9 | | 15x-11=-3x+25 | | 2x^2+xy-y^2-6=0 | | 29=3-(2k+4) | | 8b-20=3b | | 12x-14y=-38 | | =45+34*4 | | x^2+12-3x^2=-20 | | y=acoskt | | 2abs(x+1)=3x | | 1+2(1-x)=x-3 |