Combining Like Terms

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power. For example, 3x and 5x are like terms, while 3x and 4y are not.

Front

How do you combine like terms?

Back

To combine like terms, add or subtract the coefficients of the terms that have the same variable. For example, 3x + 5x = (3 + 5)x = 8x.

Front

Simplify: 3x - 5x

Back

-2x

Front

Simplify: (3b - 4) - (4b + 6)

Back

-b - 10

Front

Simplify: 15x + 19 + 2x - 4

Back

17x + 15

Front

Simplify: m + 9 - 4m

Back

-3m + 9

Front

Simplify: 6x + 12x + 3y

Back

18x + 3y

Front

What is the coefficient in the term 7x?

Back

The coefficient is 7.

Front

What is the constant term in the expression 4x + 5 - 2x?

Back

The constant term is 5.

Front

Combine the like terms: 2a + 3a - 4a

Back

1a or a.