Walkman7556 Walkman7556

17-11-2019
Mathematics

contestada

Mary used addition of two rational numbers to solve a problem john used subtraction to solve the same problem. Is it possiblr they both solved the problom correctly?

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sqdancefan sqdancefan

17-11-2019

Answer:

Certainly

Step-by-step explanation:

Subtraction is just the addition of a negative number.

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