Question

Which number correctly completes the equation?

5(42) – 5(12) = 5(_____)
Options:
A. 40
B. 30
C. 25
D. 5

Answer 1

B

Explanation:

Just factor it:

5(42 - 12) = 5(30)

Answer 2

B

Explanation:

Given

5(42) - 5(12) ← factor out 5 from each term

= 5(42 - 12)

= 5(30)

Thus 30 completes the equation