Question

a. 5-6
b. - 8-7
c. 6 +9​

Answer 1

Answer:

$a) \: 5 -6 \\ \\ = - 1$

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$b) \: - 8 - 7 \\ \\ = - 15$

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$c) \: 6 + 9 \\ \\ = 15$

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Answer 2

$\huge\underline\mathcal\pink{ANSWER}$

$a) \: \: 5 - 6 = - 1$

$b) \: \: - 8 - 7 = - 15$

$c) \: \: 6 + 9 = 15$