marcosloyola1242 marcosloyola1242
  • 21-10-2020
  • Mathematics
contestada

A plumber charges $75 for a service call, plus a $40 per hour. If the plumber's bill was $235, then how many hours was he there?

Respuesta :

nebss2zrb nebss2zrb
  • 21-10-2020

Answer:

4 hours

Step-by-step explanation:

235-75 one time fee, so subtract = 160

160/40 = 4

Answer Link
gissellabetancourt16
gissellabetancourt16 gissellabetancourt16
  • 21-10-2020

Answer:

4 Hours

40x - 75 = 235

         -75    -75

40x  = 160

40x/40 = 160/40

x = 4

Answer Link

Otras preguntas

Please select the word from the list that best fits the definition stories passed down by mouth from generation to generation
what is −7−4p−(−5) ??
what is the factor xsquared plus 4x plus 4​
Which of these comments best illustrates the technique of setting an objective during a discussion? A. why do you disagree with Rick's opinion? B. Is the autho
Analyze Baldwin's use of metaphor in this excerpt. How does this rhetorical device contribute to his message and the essay's power? Be sure to include specific
Data collected over several time periods are
The circumference of Z is 104 cm. What is the length of xy (the minor arc)? A. 13 cm B. 416 cm C. 52 cm D. 208 cm E. 6.5 cm F. 26 cm
What is the entropy of isolated system?
How did the economic role of women change during the civil war
Which of the following is the correct minimum coverage that you must have for Bodily Injury Liability for two or more persons? $10,000 $5,000 $15,000 $20,00