If x and y are integers and 3^(x-5) = 3^(y+2), what is y in terms of x?
Choose the correct answer
A) x - 6
B) x - 7
C) x - 2
D) x + 2
E) x + 6
Answer: A   3^(x-5) = 3^(y+2)   Since the base is the same, I isolated the equations and solved for y.   x-5 = y+2   y=x-7   Ans : x - 7
<result>B</result>
If x and y are integers and 3^(x-5) = 3^(y+2), what is y in terms of x?