Mathematics, 16.01.2021 03:20 muncyemily

2. On Saturday morning the temperature outside was 4 degrees Fahrenheit. By noon, the temperature had risen 12 degrees, and then at 9 P. M., it dropped 17 degrees. Write an expression that this situation describes. What was the temperature at 9 P. M.? Explain how you could use the vertical number line as a tool to solve the problem.

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2. On Saturday morning the temperature outside was 4 degrees Fahrenheit. By noon, the temperature ha...