Answer:
x - 4
Step-by-step explanation:
Any even number raised to any power will remain even. (e.g. 2² = 4, 2³ = 8, etc)
Any odd number raised to any power will remain odd. (e.g. 1² = 1³ = ... = 1, 3⁴ = 81, etc)
So will always be even, since both
[even] - [odd] = [odd]
and
[odd] - [even] = [odd]
Answer:
$16
Step-by-step explanation:
4 books would cost $6 and 5 tapes would be $10. Add them to get 16.
Answer:
13
Step-by-step explanation: