Question

Define a variable and write an expression for the phrase. 4 minus a number

Answer 1

4 - x ×5+6= x
4 -13 x 5 + 6 = x
4 - 65 + 6 = x
-61 + 6 = x
55

Answer 2

We will be using "x" as the variable for the unknown number.
Since "minus" indicates subtraction, we will be subtracting "x" from 4.
4-x is your expression.