Question

Matthew buys x pens and two more pencils than pens.

(a) in terms of x for the number of pencils he buys,
(b) each pen cost 60 cents and each pencil costs 20 cents. Total cost of things he buys in terms of x.
(c)if he spends $10 altogether, the number of pencils he buys?

Answer 1

Please check the wording of the question. There isn't enough information to select a single value of x.

Explanation:

The attached worksheet shows two different combinations of pens and pencils that both sum to a total cost of $10. There are many other combinations that would do the same.