Question

translate the following phrases into an algebraic expression 3 subtracted from a number
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Answer 1

Answer:

  $x-3$.

Step-by-step explanation:

Given : $3$ subtracted from a number.

To find : Translate the following phrases into an algebraic expression.

Solution :

• It is given that $3$ subtracted from a number.
• We have to translate the following phrases into an algebraic expression.
• We know that algebraic expression is the expression which contains a variable.
• Here, in this problem, the statement is given that $3$ subtracted from a number.
• Subtraction is one of the important arithmetic operation which is used to find the difference between two quantities.

• It is denoted by '-'.
• According to given condition,

       Let, $x$ be the number from which $3$ is to be subtracted.

• ∴ The required algebraic expression becomes,

       $x-3$.