Question

write the following word phrase as an algebraic expression, using x as a variable.

40 subtracted from a number

40 subtracted from a number can be written as

Explanation:

Identify the variable and operation

Let the unknown number be represented by the variable \(x\).
The phrase "subtracted from" indicates subtraction where the first quantity is taken away from the second quantity.

Translate the phrase into an algebraic expression

Subtracting \(40\) from \(x\) means \(40\) is subtracted from \(x\).

$$ x - 40 $$

Answer:

Write the following word phrase as an algebraic expression, using x as a variable:
40 subtracted from a number

40 subtracted from a number can be written as <blank>\(x - 40\)</blank>