3 years ago

Which expression is equivalent to

Mathematics

2 answers:

umka21 [38]3 years ago

6 0

-9 - 9 is the same that -9 + (-9)

Alexxandr [17]3 years ago

4 0

-9+(-9) is the answer. Bcz if you solve -9-9 is equals to -18 right? So if you solve -9+(-9) it bcomes -9-9 bcz if you see plus and minus together it bcomes negative.

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