Combining Like Terms

Front

A coefficient is __________.

Back

the number that comes before the variable

Front

How many terms does this expression have? -18y + 7yz - 4z

Back

3

Front

A constant term has ______.

Back

no variables

Front

How many terms does this expression have? 3x + 5y - 17 - 2y + x

Back

5

Front

What is the coefficient here? 17u + 8

Back

17

Front

What is a term in an expression?

Back

A single mathematical expression that can be a number, variable, or the product of numbers and variables.

Front

What does it mean to combine like terms?

Back

To simplify an expression by adding or subtracting terms that have the same variable raised to the same power.

Front

Identify the like terms in the expression: 4x + 3x - 2y + 5y.

Back

4x and 3x are like terms; -2y and 5y are like terms.

Front

What is the result of combining like terms in the expression: 5a + 3a - 2b + 4b?

Back

8a + 2b

Front

What is the difference between a variable and a constant?

Back

A variable represents a value that can change, while a constant is a fixed value.