X is the ounces
Got this answer because you figured it out
Answer
Subtract
from 
then;

Remove the bracket we have;

Like terms are those terms which have same variable to the same power.
Combine like terms;

Therefore, Subtracting
from
we get 
I'm pretty sure it's just 2,420.
Answer:
1. $22.58
2. $28.70
3. $27.58
4. 15%
Step-by-step explanation:
#3: 22 + 1.98 = 23.98 + 3.60 = 27.58