3 years ago

HELP QUICKY NEED THIS ANSWER NOW!! WHAT ARE THE EXPEESSIONS??

Mathematics

2 answers:

gulaghasi [49]3 years ago

5 0

Answer:

27n + 66p and 12x +75y +21

Kisachek [45]3 years ago

5 0

Answer:

the second one and the fourth one

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What is the value of 9+21 (13+5)? A.287 B.395 C.387 D.540

Vika [28.1K]

Follow the order of operations
1. parentheses (13+5) = 18
2. multiplication 21*(13+5) = 21*18 = 378
3. add 9 + 21*(13+5) = 9 + 378 = 387

Hope this helps!

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