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Which expression represents the phrase "double the sum
of 12 and 9"?
2 + 12 + 9
2+(12 + 9)
2 X (12 + 9)
2 X 12 + 9

Which expression represents the phrase double the sum of 12 and 9 2 12 9 212 9 2 X 12 9 2 X 12 9 class=

Respuesta :

lizbeth07302007
c. 2x (12 + 9)
hope it’s helps
mring0506

Answer:

2x(12+9)

Step-by-step explanation:

its asking for double the sum, so you need to find the sum first, hence the parentheses, then double, adding the 2 to the outsude. this follows PEMDAS

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