Combining Like Terms

Front

What does it mean to combine like terms?

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?

Back

A variable is a symbol, often a letter, that represents a number in mathematical expressions.

Front

Simplify the expression: 3x + 5x

Back

8x

Front

Simplify the expression: 4y + 2 - 3y + 7

Back

y + 9

Front

What is the coefficient in the term 7x?

Back

The coefficient is 7, which is the number multiplying the variable x.

Front

Simplify the expression: 10a - 3 + 4a + 6

Back

14a + 3

Front

What are like terms?

Back

Like terms are terms that have the same variable and exponent.

Front

Simplify the expression: 5m + 2m - 3m + 8

Back

4m + 8

Front

What is the constant in the expression 2x + 5?

Back

The constant is 5, which is the term without a variable.

Front

Simplify the expression: 12 - 4 + 3x + 2x

Back

3x + 8