Question

3x+5y=Suppose you have $30 to spend on bags of tootsie rolls that are worth $3 and bags of lollipops worth $5. If you have to use all of the money, what combinations of candy bags can you buy?

Answer 1

you could get 5 bags of tootsie rolls and 3 bags of lollipops.
3+3+3+3=12+5+5=22+5=27+3=30