An electrician charges $40 to come to your house. She also charges $55 for each hour that she works.The electrician charges you a total of $ 190. How many hours does the electrician work work at your house? Use h for the number of hours.

Respuesta :

Answer:

about 2.72 hours

Step-by-step explanation:

set up the equation:

40 + 55h = 190

subtract 40 from both sides

55h = 150

now divide both sides by 55

h =  2.72