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ClaizaNalmexia5oana ClaizaNalmexia5oana
  • 26-01-2017
  • Mathematics
Answered

Which would the phrase "twice the sum of a number and three" look

like as a variable expression?

Question 9 options:

A2n+3


B2(n+3)


C2+ (2n+3)


D2(2n-3)

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 26-01-2017

"twice the sum" means 2 times the sum of some numbers
"a number and 3" means n+3 if we rpresent the number as n

so
2 times (n+3)
2(n+3)

B is answer

Answer Link

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