grade 9 · A1-005

Model two constraints

Create and solve two simultaneous constraints, then interpret the viable solution.

Learn togetherFresh problem · seed 662868904

A school sold 22 tickets. Adult tickets cost $10 and student tickets cost $3. Revenue was $122. How many student tickets were sold?

Let's work it out together.

Work through one checkpoint at a time. Your answer area opens after the reasoning.

Checkpoint 1

Let a and s represent the two ticket counts.
Checkpoint 2

Use the total-count equation to express one variable in terms of the other.
Checkpoint 3

Substitute into the revenue equation and interpret the nonnegative whole-number solution.

Your answer