Carla is a waitress at Daybreak Diner and she earns $5 for each hour she works. Last week she earned 148 total including $68 tips how many hours did Carla work last week

Respuesta :

Answer: 16 hours

Step-by-step explanation:

Given

Carla earns [tex]\$5[/tex] for each hour she works

Last week she earned $148 total including [tex]\$68[/tex] tip

So, the sum of hourly income and must be equal to the total money earned

Suppose she works for [tex]x[/tex] hours

[tex]\Rightarrow 5x+68=148[/tex]

[tex]\Rightarrow 5x=148-68\\\Rightarrow 5x=80\\\Rightarrow x=16\ \text{hours}[/tex]

Thus, she works 16 hours last week