math
posted by ash on .
Before she went to the grocery store, Jana had 4 tomatoes in her refrigerator. For the next 3 weeks she buys n number of tomatoes each week.
Which algebraic expression represents how many tomatoes she has at the end of three weeks?
A. 4 − 3n
B. 4 + 3n
C. 3n − 4
D.

You mean she hasn't eaten any tomatoes in three weeks? What a waste!
B.