You and your friend spent a total of $15 for lunch. Your friend spent $5 more than you. How much did your friend spend on their lunch? Choose the most appropriate option.
A) $ 9	B) $ 3	C) $ 4	D) $ 6	E) $ 10

Rationale: "my lunch = l , my friends lunch = l + 5 ( l ) + ( l + 5 ) = 15 l + l + 5 - 5 = 15 - 5 2 l = 10 l = 5 my friends lunch l + 5 = 5 + 5 = $ 10 , the answer is e"
Answer: E