You order a backpack for $34 and pens for $2 each. You spend $46, excluding the shipping cost and tax. How many pens do you order?

Let p represent the number of pens. Solve 2p + 34 = 46.

10 pens

40 pens

6 pens

24 pens

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.