ccar8Aria7cocathern
ccar8Aria7cocathern ccar8Aria7cocathern
  • 08-09-2016
  • Mathematics
contestada

a plumber charges $55 for every service call, plus $20 for every hour. if you receive a bill for $150, how many hours did the plumber work at your house?

Respuesta :

breashaa breashaa
  • 08-09-2016
subtract 55 from both sides.. divide both sides by 20 and get ... 4.75
Answer Link

Otras preguntas

Change the simple past to the past continuous where possible Keep in mind the meaning of the verbs. We waited for half an hour before we could get off the plan
Confide in Madame Defarge. It would be easier for the weakest poltroon that lives, to erase himself from existence, that to erase one letter of his name or cr
The concept of --------, while not mentioned in the U.S. Constitution, is an important part of our legal system.
Select True or False: Nitric acid is formed by the gas-phase hydrolysis of N2O5. The energy profile curve for the reaction N2O5 H2O → 2HNO3 is shown here. The
A gym charges $45 per month and a $75 one-time starting fee. Which of these will show how much it costs to join the gym for one year?
What is the slope of the line given by the equation below? y-20 = 5(x-2)
Explain how a historian might use each of the organizing principles of region, period, and theme to construct a historical narrative.
Listed below are a few events and transactions of Kodax Company. Jan. 2 Purchased 92,000 shares of Grecco Co. common stock for $526,000 cash. Grecco has
The average of 2, 3, and what number is 10?
Jose bought 750 bags of peanuts for $375.00. He intends to sell each bag for $0.15 more than he paid. How much should he charge for each bag?