Mrs. Bullock is ordering senior portraits of her son to send to their relatives. A medium photo costs $18 and a large photo costs $32. She wants to spend less than $420 in total.

Write the inequality in standard form that describes this situation. Use the given numbers and the following variables.
x = the number of medium photos
y = the number of large photos

The inequality in standard form that describes this situation is:

18x + 32y < 420