Question

Which expression represents the phrase "twice the sum of a number and three"?



Responses

2(n+3)
2 open parenthesis n plus 3 close parenthesis

2n + 3
2 n + 3

2(2n−3)
2 open parenthesis 2 n minus 3 close parenthesis

2+(2n+3)

Answer 1

The expression that represents the phrase "twice the sum of a number and three" is:

**2(n + 3)** (or **2 open parenthesis n plus 3 close parenthesis**)

This expression indicates that you first find the sum of a number \( n \) and \( 3 \), and then multiply that sum by \( 2 \).