Subjects algebra

Weekly Savings Cf09B4

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1. **State the problem:** We need to find the weekly savings rate for Brody, Avery, and Khalil, then order them from least to greatest savings per week. 2. **Brody's savings:** Brody started with $27 and adds $20 every week. So, his weekly savings rate is $20$. 3. **Avery's savings:** From the table, savings increase as weeks increase. Calculate the weekly rate using two points, for example, weeks 4 and 8: $$\text{Rate} = \frac{76 - 56}{8 - 4} = \frac{20}{4} = 5$$ So Avery saves $5$ dollars per week. 4. **Khalil's savings:** From the graph, two points are given: (2, 69) and (4, 99). Calculate the slope (weekly savings rate): $$\text{Rate} = \frac{99 - 69}{4 - 2} = \frac{30}{2} = 15$$ So Khalil saves $15$ dollars per week. 5. **Order from least to greatest weekly savings:** Avery ($5$), Khalil ($15$), Brody ($20$). **Final answer:** Avery, Khalil, Brody