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)
(1/4)*(8+16)-(3*x^7) = 0
(1/4)*(8+16)-3*x^7 = 0
-3*x^7 = -6 // : -3
x^7 = 2
x^7 = 2 // ^ 1/7
x = 2^(1/7)
x = 2^(1/7)
| -9n-18=-3(1+3n) | | 8(3x-2y)+4[(-3x)+4]= | | 30x+29-68= | | -4+5n=-49 | | 6n+4=u-11 | | -345=3-6(2+8r) | | 7x=10(x-24) | | 2(w-1)-4=4(w-1) | | 3(3x+2)=7x-2 | | -5r-5=25 | | 3v+8=8+3v+v | | -15+b=23 | | 9s-10=3s+10s+10 | | 2(w-1)=3(x-1) | | -3(a+2)=-26+a | | -4(-4+7v)-2=-7(1+3v) | | 5z+9=21 | | (9x+1)/(11x+5) | | 4x^3=x | | 14x-4=80 | | -4(7+7n)+6n=94 | | 2x=19.5 | | M-1.2=2.09 | | -5n=4(-1)+8 | | 2c-6=18 | | z+z-6-2=-2 | | h/18-16-14=24 | | 9x(2x-1)=5 | | 8(x+14)=192 | | -4(5-5x)=36-8x | | 7x-8x-8=x-11 | | 14+7+(-1)= |