You'll need to write your question a bit clearer. It's difficult to understand because a lot of it seems jumbled together.
Answer:
4c - 12
Step-by-step explanation:
The brackets mean you multiply.
4 x c = 4c
4 x 3 = 12
Answer:
X+y
Step-by-step explanation:
Answer:
He earned 110287.3536 dollars