How can I run a list of functions on an input?

Question

q) ({2*x};{3*x})

How can I apply the list of functions to an input, e.g. 4, something like:

({2*x};{3*x})[4]
8 12

Answer 1

You should be able to use apply (@) each left (\:)

({2*x};{3*x})@\:4