Respuesta :

Kaikerscupcake
Hey there! :D

Plug in x for 2.

4x= 4(2)

x^4= (2^4)

Evaluate. 

4x= 8  2^4= 16

Now, subtract the difference. 

16-8= 4 

The difference is 4.

I hope this helps!
~kaikers
elegacy19991
4x is substitution and x4 is multiplication