Answer:
(7, 18) (9, 22) (15, 34)
Explanation:
so all you have to do is substitute the values given
substitute the input into x
wait a minute.. its output so what you ACTUALLY have to do is
18 = 2x + 4
then solve for the inputs
14 = 2x
x = 7
22 = 2x + 4
18 = 2x
x = 9
34 = 2x + 4
30 = 2x
x = 15