Combining Like Terms

Front

What does it mean to combine like terms in an expression?

Back

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

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents an unknown value in mathematical expressions and equations.

Front

What is the coefficient in the term 4a?

Back

The coefficient is the numerical factor in a term, so in 4a, the coefficient is 4.

Front

How do you simplify the expression 2x + 3x?

Back

You combine the like terms to get 5x.

Front

What is the result of combining the terms 7y - 2y?

Back

The result is 5y.

Front

What does the expression 3^2 represent?

Back

3^2 represents 3 multiplied by itself, which equals 9.

Front

In the expression 5a + 2b - 3a + 4, what are the like terms?

Back

The like terms are 5a and -3a, and 2b is a separate term.

Front

What is the simplified form of the expression 6m + 4 - 2m?

Back

The simplified form is 4m + 4.

Front

What is the first step in simplifying the expression 8x + 3 - 2x + 5?

Back

The first step is to combine like terms: (8x - 2x) and (3 + 5).

Front

What is the simplified result of the expression 10 - 3 + 2?

Back

The simplified result is 9.