Evaluate Algebraic Expressions

Front

What is a variable?

Back

A number such as x that represents an unspecified number.

Front

The number before a variable is the _____

Back

coefficient

Front

What is the difference between an expression and an equation?

Back

Equations have an equal sign and expressions do not.

Front

Which of the following is an example of an expression? 5 + y, 3 = x, 5c + 6 = 11, \sqrt[5]{4}=t

Back

5 + y

Front

An algebraic expression must have a number (constant), a variable, and an ________________.

Back

operation

Front

What is an algebraic expression?

Back

A combination of numbers, variables, and operations.

Front

What is a constant in algebra?

Back

A fixed value that does not change.

Front

What does it mean to evaluate an expression?

Back

To calculate the value of the expression by substituting variables with numbers.

Front

What is the coefficient in the expression 3x + 5?

Back

3 is the coefficient of x.

Front

What is the term in the expression 4y + 7?

Back

4y and 7 are both terms.