Respuesta :

Answer:

Step-by-step explanation:

First plug in 4 for x

4(4)-7

multiply 4 x 4

16-7=9

9

:)

Answer:

first since x is 4 you have to multiply 4 times 4 that will give you 16 then subtract  it by 7 as that. that will  give 9

Step-by-step explanation: