What is the word phrase for the Algebraic expression 4 (21 n)?

My answer is 4 times the product of 21 and a number N

looks good to me

Your answer is correct! The word phrase for the algebraic expression 4(21n) is "4 times the product of 21 and a number N." To arrive at this word phrase, you need to understand the components of the algebraic expression.

In this case, we have the number 4 multiplied by the product of 21 and the variable n. To describe multiplication in words, we use phrases like "times" or "multiplied by." The keyword "product" tells us that we need to multiply 21 by n.

Putting it all together, the word phrase for 4(21n) is "4 times the product of 21 and a number N."