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3.3 Exercise 135

Avg difficulty 2.5

Camping Rene is on an Alpine hike. The temperature is−7°.- \textbf{7} ° . Rene’s sleeping bag is rated “comfortable to −20°”.- \textbf{20} °\". How much can the temperature change before it is too cold for Rene’s sleeping bag?

OpenStax Prealgebra 2e, 3.3 Subtract Integers, exercise 135

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Adapted from Prealgebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Prealgebra 2e. Imported at revision 77a933c.