Which phrase could the expression 4x - 9 represent?

The difference of four times a number and nine.
The product of a number and four less than nine.
The sum of four times a number and nine.
Nine more than four times a number.

1 answer

The expression \(4x - 9\) represents "The difference of four times a number and nine."

Here's the breakdown:

  • "Four times a number" corresponds to \(4x\).
  • The term "the difference" indicates that we are subtracting something from another, specifically taking away nine from \(4x\).

Therefore, the correct phrase is: The difference of four times a number and nine.