Answer:
x=0 x=(3/5)^1/6
Step-by-step explanation:
2x+7X? = 15x7
Combine like terms
9x = 15 x^7
Subtract 9x from each side
9x-9x = 15x^7 -9x
0 = 15x^7 -9x
Factor out 3x
0 =3x(5x^6 -3)
Using the zero product property
3x= 0 5x^6 -3 =0
x=0 5x^6 =3
x^6 = 3/5
Take the sixth root
x = (3/5)^1/6