Answer:
-5
Step-by-step explanation:
f(-2) means that -2 is going to be our input in this function.
To solve this, simply substitute -2 for x in the expression given.
If f(x) = 3x+1, then f(-2) = 3(-2) + 1
3(-2)+1 = -6+1 = -5
Hope this helped!
Answer: 287
Step-by-step explanation:
Answer:
D. x = 22.5
Step-by-step explanation:
Answer:
Same speed.
Step-by-step explanation:
divide Distance by speed
25.5/3=8.5mph
34/4=8.5mph