SOLUTION: Could someone help me solve this problem. If h(x)=x-2, find h(21). Thank you for the help.

Algebra ->  Functions -> SOLUTION: Could someone help me solve this problem. If h(x)=x-2, find h(21). Thank you for the help.      Log On


   

Question 137856: Could someone help me solve this problem. If h(x)=x-2, find h(21). Thank you for the help.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
h%28x%29=x-2
Wherever there is an x, substitute 21.
h%2821%29=21-2
h%2821%29=19