1. Word cloud
120 seconds
What does it mean to combine like terms?
2. Slide
60 seconds
Like terms are terms in an expression that have the same variable and the same exponent. To combine like terms, add the numerical coefficients of the like terms and keep the same variable and exponent. For example, 2x + 3x = 5x
Combining Like Terms
3. Slide
60 seconds
Combining like terms is the process of adding or subtracting two terms that have the same variable with the same exponent. The distributive property is used to combine like terms. This means multiplying everything inside the parentheses by the number outside the parentheses. Simplifying an expression is the process of combining like terms and reducing the expression to its simplest form.
Concepts:
4. Slide
60 seconds
Combining like terms is a form of symbolic manipulation used in algebraic manipulation, which is also used in computer programming. In computer programming, the same process of combining like terms is used to improve the efficiency of an algorithm. Combining like terms is used in cryptography to help make it harder for hackers to decipher encrypted messages.
Did you know?
5. Open question
180 seconds
Work together in pairs: What is the result when you combine the like terms 2x + 3x?
6. Personalised Feedback
360 seconds
Can you simplify the following expression by combining like terms: 2x + 3x - 5x + 4?
7. Open question
180 seconds
Work together in pairs: What is the result of combining the terms 6x + 4x?
8. Drawings
450 seconds
Brain break: Draw a cow with wings and a tutu jumping over a rainbow
9. Poll
60 seconds
What is the result of combining 3x and 5x?
- 2x
- 8x
- 15x
- 35x
10. Poll
60 seconds
What is the simplified form of 4y - 2y + 6y?
- 8y
- 12y
- -8y
- -12y
11. Poll
60 seconds
What is the simplified form of 10a + a?
- 11a
- 20a
- 9a
- 19a
12. Poll
60 seconds
Which expression represents combining like terms: 2(3m+5n) - m
- 5m+10n
- 5m-7n
- 6m+10n
- 6m-7n
13. Poll
60 seconds
What are the like terms in this expression: (4p + q + p) - (q + p)?
- 4p, q, and p
- none of them are like terms
- q and p only
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