connermichaela
07.04.2021 •
Mathematics
Which equation is true?
A. (5 + 9) + 3 = 5+ (9+3)
B. (5 - 9) + 3 = 5 - (9 + 3)
C. (5-9) - 3 = 5 - (9-3)D. (5 = 9) + 3 =5+(9:3)
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Ответ:
A.
Step-by-step explanation:
The first one is correct as both equal 17.
(5 + 9) + 3 = 14 + 3 = 17
(9 + 3) + 5 = 12 + 5 = 17
Ответ: