Answer:
<em>A.</em>
Step-by-step explanation:
A function maps a value of x to a value of y, which, in function notation, is called f(x).
Answer: A.
ok what do you need help with?
If the last one is supposed to be 7(8+3), it would be equivalent to 56+21
Yes you see 11-3 is 8 so +11-3=8