Each day valerie charges her lunch account for her lunch. if the cost of lunch is $3 then by how much has her lunch account been impacted over a period of 15 days?

the amount by which her lunch account would have been impacted is $45

Step-by-step explanation:

Each day Valerie charges her lunch account for her lunch. If the cost of lunch is $3 then, it means that Valerie charges the lunch account with $3 daily. It means that in x days, she would have charged her lunch account with 3×x = $3x

If she charged her account for a period of 15 days, it means that x = 15. Therefore, the amount by which her lunch account would have been impacted is 3×15 = $45

1. 3. can also be expressed as (22/7)

2. -4.5

3. 3.6

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step-by-step explanation: