Rihanna deposited $20.00 in her school cafeteria account. In one week she spent $16.75 on lunches. If the starting balance on he
r account was – $12.65, what transaction does Rihanna need to make to bring her cafeteria account to zero?
1 answer:
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Step-by-step explanation:
The whole number of minutes that Gianna complete each week as a function of x and y:
Since the above number is greater than 450 minutes, we get the inequality:
Also, "she can complete at most 10 workouts this week" so we deduce the inequality:
Therefore, the system of inequalities is the following:
The above system has many solutions, for example :
Since the above number is greater than 450 minutes, we get the inequality:
Also, "she can complete at most 10 workouts this week" so we deduce the inequality:
Therefore, the system of inequalities is the following:
The above system has many solutions, for example :