Lesson Topics Discussion Quiz: Class Homework |
Steps-4 |
Title: Adding and Subtracting Variables |
Grade 6+ Lesson s2-l6 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Quiz: Discussion Step
| Id | Type | Name | Note |
|---|---|---|---|
1 |
Problem |
Simplify the expression \$ (8xy) + (3yx) \$. |
|
2 |
Step |
Given expression |
\$ (8xy) + (3yx) \$ |
3 |
Step |
Identify Like Terms: Determine which terms in the expression involve the same variable(s) raised to the same power(s) |
\$ (8xy) \$ and \$ (3yx) \$ |
4 |
Step |
Combine Like Terms: Add or subtract the coefficients of like terms while keeping the variables unchanged |
\$ (8xy) + (3yx) \$ ⇒ (8 + 3)xy ⇒ 11xy |
5 |
Solution |
The simplified expression is11xy. |
|
6 |
Sumup |
Please Summarize Problem, Hint, Clue, Formula and Steps |
|
Choices |
|||
7 |
Choice-A |
This option correctly simplifies the expression by combining the coefficients of the like terms xy and yx |
Correct 11xy |
8 |
Choice-B |
This option suggests adding the coefficients without considering the fact that xy and yx are like terms that can be combined. It’s not the correct simplification |
Wrong 12xy |
9 |
Choice-C |
This option doesn’t account for the fact that both terms 8xy and 3yx are positive and thus would result in a sum greater than 5 |
Wrong 5xy |
10 |
Choice-D |
This option suggests subtracting the coefficients, which isn’t appropriate for adding like terms |
Wrong -5xy |
11 |
Step |
Option |
A |
12 |
Sumup |
Please Summarize Choices |
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