Question

Using f(x) = 2x + 1,

find the solution for f(4). *

Answer 1

Answer: f (4) = 9

Explanation:

f (x) = 2x + 1

f (4) = 2 (4) + 1

f (4) = 8 + 1

f (4) = 9

Answer 2

Explanation:

plug in 4 for x then simplify

= 2(4) + 1

= 8 + 1

= 9

hope this helps <3