Question

What’s the algebraic expression of ? Twice the sum of a number n and 2 ?

A 2(n+2)

B n+2•2

C 2n+2

D 2+(n+2)

Answer 1

A is the answer. 2(n+2)

Answer 2

A

Explanation:

The sum of a number n and 2 is n + 2

Twice this sum is

2(n+ 2) → A