You are doing chores to earn your allowance. For each chore you do, you earn $\$3$. In the graph below, $c$ is the number of chores you do, and $d$ is the number of dollars you earn. The relationship between these two variables can be expressed by the following equation: $d=3c$. Suppose you earn $\$27$ for your allowance. **How many chores did you do?** [[☃ math-keypad 1]] chores