Answer:
No you can't.
Step-by-step explanation:
4 is an integer, and 2x isn't so you can't add them together. If 4 was 4x or 2x was 2, then you'd get 6, but you can't add them. Hope this helps :)
Answer:
-1-(-3)
Step-by-step explanation:
hope this helps
Answer:
$68.52
Step-by-step explanation:
$3.57 Is the tax he pays
