Question

which answer choice shows an expression equal to the one shown below?

2 (9 + 12)

A 2 • 21
B 2 • 9 + 12
C 2 (9 • 12)
D 2 • 9 • 12

Answer 1

The expression 2 (9 + 12) can be simplified as follows:

2 (9 + 12) = 2 (21)

Therefore, the correct answer choice is A) 2 • 21.