Question

Please help!✌︎︎♪
it would be appreciated!!!♡︎♡︎♡︎♡︎♡︎♡︎

Answer 1

Input value/x = 9

Explanation:

The output value means y and the input value means x.

So they've told us the output value y = 4.5

Sub this into the function they gave us to get x

y=x/2

4.5=x/2

9=x