In this lesson, Professor Perez teaches us how to combine like terms. He uses simple addition and subtraction problems involving numbers and variables to demonstrate the concept of like terms. He emphasizes the importance of following the order of operations and shows how to use the associative and commutative properties of addition to add in any order. By the end of the lesson, viewers will have a solid understanding of how to identify and combine like terms.
Learn about what like terms are and how to combine them.
Created by and copyright of Larry Perez. Funded by the state of California through Saddleback College. More information on videos, resources, and lessons at Algebra2Go.
Questions answered by this video:
What are like terms?
Why is x + x equal to 2x?
What is the difference between x+x and x*x?
What is 2x + 3x?
What is 2/7 + 3/7?
What is 5a + 3a - 2a?
What is 2x + 3x - 2 + 4?
What is 5a - 3 - 3a?
What is 7x - 5 - 3x - 2 - x?
How do you rewrite subtraction as adding a negative and how does it help simplify?
How do you simplify polynomial expressions by combining like terms?
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This lesson helps students identify what like terms are and combine them with different operations. This is great review for students who struggle with identifying like terms and understanding the difference between adding and multiplying terms.