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Mathematics, 29.05.2020 16:59 richaeviney

Los alumnos de segundo año realizaron un experimento con la profesora de Biología. En la primera etapa del experimento lograron congelar una sustancia que originalmente estaba a 30° C y la llevaron a 7° C bajo cero. En la segunda etapa lograron enfriar la sustancia 15 grados más. ¿cuántos grados tuvieron que enfriar la sustancia en la primera etapa?, ¿ qué temperatura alcanzó en la segunda etapa?

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Los alumnos de segundo año realizaron un experimento con la profesora de Biología. En la primera eta...
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