Question

Which expressions are equivalent to x+x+x + 2 ?

Choose 2 answers:

A
3x + 2

B
3 + 2x

C
3(x+2)

D
2(x+1)+x

E
5x

Answer 1

A + D

Explanation:

Answer A is three x's (same as original) and answer D, when expanded using the distributive property, equals 2x + 2 + x, which is equal to 3x + 2.