At his new job, Jeremiah can choose an hourly rate of 9 dollars plus a 50 dollars weekly bonus for opening the store, or an hourly rate of 10 dollars per hour with no opening bonus. The equations model his salary options. y is equal to 9 x plus 50 y is equal to 10 x What does x represent?
Answer
A
the number of times he opened the store
B
the total amount he earns each week
C
the amount of money earned per day
D
the number of hours worked per week
Explanation
In both equations, the hourly rate is multiplied by x: Jeremiah earns $9 times x hours, or $10 times x hours. The $50 in the first equation is a weekly bonus added to his hourly pay. Therefore, x represents the number of hours worked per week, choice D.
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