Question

Which expression is equivalent to the sum

36+ 72?

A. 18(2 + 3)

B. 9(4 +8)

C. 3(10 + 24)

D. 2(18 + 27)

Answer 1

B. 9(4+8)

Explanation:

Start by simplifying the original expression:

36+72=108

Now, let's try each answer choice:

A. 18(2+3)

Add the numbers in the parentheses:

18(5)=90 --> wrong!

B. 9(4+8)

Add the numbers in the parentheses:

9(12)=108 --> correct!

C. 3(10+24)

Add the numbers in the parentheses:

3(34)=102 --> wrong!

D. 2(19+27)

Add the numbers in the parentheses:

2(46)=92 --> wrong!

Therefore the answer is B. 9(4+8)