Question

I'm struggling with this lesson on Study Island, please help!

Which algebraic expression is equivalent to the expression below?

(4x + 13) + 11
A.
4x + (13 - 11)
B.
(4 + 13)(x + 11)
C.
4x + (13 + 11)
D.
17x + 11

Answer 1

C

Explanation:

Associative property states that when three or more numbers are added, the sum is the same regardless of the grouping.

This means that (4x + 13) + 11 is the same as C. 4x + (13 + 11)