Elizabeth has 20 dollars and wants to buy pens and pencils. Each pencil costs $1.60 and each pen cost 2 dollars. How many pencils can she buy with her 20 dollars if she wants 6 pens?
Let's think step by step.
5
Elizabeth spends 6 * 2 = 12 dollars on pens.

Elizabeth has 20 - 12 = 8 dollars to spend on pencils.

Elizabeth can buy 8 / 1.

6 = 5 pencils.

.

The answer is 5