24-04-2020
Mathematics

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An electrician charges $85 for a house call and $30 per hour for his services. Which of the following is a linear model of his charges.
A- y=30x+85
B- y=85+30
C- y=2.8+85
D-y= 85 to the power of 2.8

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24-04-2020

Answer:

a

Step-by-step explanation:

$85 is constant

$30 will be added to the cost every X hours

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