Answer: A
Step-by-step explanation: if you want me to explain just comment
Answer:
f (x)=11
Step-by-step explanation:
f (x)= x + 8
f (3)= (3 +8)
=f(x) =11
**replace the x with a variable which is 3
Answer:
-7 is your answer
Step-by-step explanation:
hope it helps
Answer:
(24,13)
Step-by-step explanation:
24 is Sarah's age.
13 is Mike's age.
System:

I hope this helped!