Question

Simplify the expression:
3(7r + 1) =​

Answer 1

21r+3

Explanation:

3(7r + 1)

Use the distributive property.

This property is normally used when the 2 numbers inside of the parentheses can not be added easily.

3*7r+3*1

21r+3

Answer 2

21r +3

Explanation:

3(7r + 1) =​

Distribute

3*7r +3*1

21r +3