Respuesta :

[tex]\huge\text{Answer:}\\\\[/tex]

[tex]\huge\mathrm{6.4-x}\checkmark[/tex]

[tex]\huge\text{Solution:}[/tex]

The difference of two or more numbers simply means we subtract these numbers.

For example, the difference of 10 and 7 is 3.

Now, let's write the difference of x and 6.4 as an expression:

[tex]\huge\mathrm{6.4-x}[/tex] (Answer)

Hope you find it helpful.

Feel free to ask if you have any doubts.

[tex]\bold{-MistySparkles^**^*}[/tex]

The expression that represents the phrase is x - 6.4

The given parameters are:

Number = x

Value = 6.4

In mathematics, difference means subtraction, and it is represented by the "-" sign

So, the difference of a number x and 6.4 is: x - 6.4

Read more about algebraic expressions at:

https://brainly.com/question/4344214