22
less than = <
5 times a number f = 5f
22 < 5f
This is your equation. The next few steps are to solve, but you might not have to solve.
*DO NOT USE NEXT FEW STEPS IF NOT SUPPOSED TO SOLVE*
To solve it, you divide both sides by 5.
22 ÷ 5 = 4.4
5f ÷ 5 = f
Solution: f < 4.4
Hope this helps! :D