Wednesday 10/14 Lesson - 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.

Tags

CCSS.6.EE.A.2B

Front

How do you combine like terms?

Back

To combine like terms, you add or subtract the coefficients of the terms that are alike. For example, 3x + 5x = (3 + 5)x = 8x.

Tags

CCSS.7.EE.A.1

Front

What is the result of X + X + X + X + X?

Back

5X

Tags

CCSS.7.EE.A.1

Front

What is the result of a + a + a + a?

Back

4a

Tags

CCSS.7.EE.A.1

Front

What is the result of 3 + 12c - 4c?

Back

8c + 3

Tags

CCSS.7.EE.A.1

Front

What is the result of 4x + 3 + 7x?

Back

11x + 3

Tags

CCSS.7.EE.A.1

Front

What is the result of 2r + 2 + 5r - 2 + r?

Back

8r

Tags

CCSS.7.EE.A.1

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor in a term of an algebraic expression. For example, in 5x, 5 is the coefficient.

Tags

CCSS.6.EE.A.2B

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.

Tags

CCSS.7.EE.A.1

Front

What is the difference between a variable and a constant?

Back

A variable is a symbol that represents an unknown value (e.g., x, y), while a constant is a fixed value (e.g., 5, -3).

Tags

CCSS.6.EE.A.2B