Question

which expression is 5 times the sum of 4,215 and 1,172? a 5 × (4,215 + 1,172) b 5 × (4,215 − 1,172) c 5 + (4,215 + 1,172) d 5 × (4,215 × 1,172)

Explanation:

Step1: Identify the sum first

The sum of 4,215 and 1,172 is written as $4,215 + 1,172$.

Step2: Multiply the sum by 5

To find 5 times this sum, we multiply the entire sum by 5, which requires parentheses: $5 \times (4,215 + 1,172)$.

Step3: Match to options

Compare the derived expression to the given choices.

Answer:

A. $5 \times (4,215 + 1,172)$