Answer:
i dont know that try looking it up
Answer: a. c = 30 + 45h
b. $322.50
Step-by-step explanation:
A. Write a function that can be used to find the total charge, c, Juan will pay when the electrician works, h, hours.
This will be calculated as:
c = 30 + 45h
B. How much will Juan pay if it takes the electrician 6 1/2 hours to complete the job?
Using the expression,
c = 30 + 45h
c = 30 + 45(6 1/2)
c = 30 + 292 1/2
c = 322.50
Therefore, Juan will pay $322.50
Answer:
3.31
Step-by-step explanation:
Answer:
15
Step-by-step explanation:
f (x) = -2x + 5 ➡ replace x with -5
f (-5) = -2 •(-5) + 5 = 15
if we change 2½ years to an improper fraction, that'd be 5/2 years.
