The Algebraic expression is _

Answer:
The product of 6 and the sum of a number x and 15.
Product means to multiply.
Sum is obviously addition.
The sum of a number x and 15.
(x + 15)
The product of 6 and (x + 15)
6(x + 15)
The answer is 6(x + 15).
Step-by-step explanation: