Josh works as a tutor for $11 an hour and as a waiter for $15 an hour. this month, he worked a combined total of 106 hours at his two jobs. let t be the number of hours josh worked as a tutor this month. write an expression for the combined total dollar amount he earned this month.
total earned this month = 16t
total earned this month = −4t + 1590
total earned this month = 11t + 15
total earned this month = 11 (160−t) + 15