Mathematics question

Question

Karen works As a tutor for $14 an hour and as a waitress for $9 an hour. This, month she worked a combined total of 93 hours at her two jobs. Let t be the number of hours Karen worked as a tutor this month. Write an expression for the combined total dollar amount she earned this month.

Answer 1

Her waitress hours must be 93-t, so she must have earned a total for the month of

14t + 9(93 - t).

That is the expression. We need more information to get actual numbers.