Question

Teresa works as a tutor for 7 an hour and as a waitress for 12 an hour. This month, she worked a combined total of 97 hours at her two jobs.

Let 't' be the number of hours Teresa worked as a tutor this month. Write an expression for the combined total dollar amount she earned this month.

Answer 1

12t + 7(96 - t) = 12t + 672 - 7t = 5t + 672

Explanation:

96-t number of hours as a waitress

Let t number of hours as a tutor

12t + 7(96 - t) = 12t + 672 - 7t = 5t + 672