Answer: The difference is,

Step-by-step explanation:
Given expression is,

By distributive property,

Combine like terms( that have the same variables and powers ),

Which is the required result.
Hence, option third is correct.
Answer:
The answer is B

Step-by-step explanation:


Answer: its b
Step-by-step explanation:
4-(4*x)=3.60
4-4x=3.60
-4x=-.4
x=.1
.1*100=10
10% discount
p.s. this is not college level math