Question

Hey can you please help me posted picture of question

Answer 1

Your answers would be 8/3 (choice E) and -8/3 (choice A)

Answer 2

For this case we have the following expression:
9x2-64 = 0
Clearing x we have:
9x ^ 2 = 64
Dividing between 9 we have:
x ^ 2 = 64/9
Taking square root we have:
x = + / - 8/3
Answer:
The solutions are:
x = 8/3
x = -8 / 3