Mathematics, 16.02.2021 22:00 bobiscool3698

Brandon was working on his math homework with his friend, Kevin. Brandon looked at the following problem. -7.5 - (-4) -4.5 He told Kevin that he did not
know how to subtract negative numbers. Kevin said to use addition to solve the
subtraction problem. What did Kevin mean by that? Explain. Then show your
work, and represent the answer as a single rational number.

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