9/9 Flashcard Algebraic Expressions 2

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols (like +, -, ×, ÷).

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with numbers and performing the operations.

Front

What is the difference between a term and an expression?

Back

A term is a single mathematical entity (like 5x or 3), while an expression is a combination of terms (like 5x + 3).

Front

What does '4 less than x' mean in algebraic terms?

Back

It means x - 4.

Front

How do you represent 'Raul has $6 less than Braulio' in algebraic form?

Back

It can be represented as d - 6, where d is the amount Braulio has.

Front

What is the result of evaluating b² + 4 when b = 3?

Back

The result is 13.

Front

How do you express 'the difference of nine and two' in algebraic form?

Back

It is expressed as 9 - 2.

Front

What does the expression 5 x (9 - 2) represent in words?

Back

It represents 'five times the difference of nine and two'.

Front

If S students try out for baseball and 13 will be chosen, how do you express the number of students not chosen?

Back

It is expressed as S - 13.

Front

What is a variable in algebra?

Back

A variable is a symbol (usually a letter) that represents an unknown value.