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stiks02 [169]
3 years ago
12

one day, the temperature in Philadelphia was at 21 degrees and the temperature in Detroit was -7 degrees. How much lower was the

temperature in Detroit than in Philadelphia
Mathematics
1 answer:
skelet666 [1.2K]3 years ago
6 0

Answer:

21-(-7)=28

Step-by-step explanation:

1. Do same, change, opposite.

21-(-7)

21+7

=28

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