Question

Represent the following sentence as an algebraic expression, where "a number" is the

letter x. You do not need to simplify.
Twice the difference of 9 and a number.

Answer 1

Answer:2(9-X)

Explanation:

difference means subtraction: the difference of 9 and a number is 9 - X

twice means times 2

Therefor: 2(9-X)

Answer 2

2(x−9) i think this is the correct answer