If (-7)^(8x) = 7^(12 - 5x) and x is an integer, what is the value of x ? Choose the correct answer:
A) 5	B) -4	C) 1	D) 2	E) 3
Since x is an integer, (-7)^(8x) is always positive.   So, 7^8x = 7^(13 - 5x)   8x = 12 - 5x   12x = 12   x = 1   Answer: 1
<result>C</result>
If (-7)^(8x) = 7^(12 - 5x) and x is an integer, what is the value of x ?