Lesson Example Discussion Quiz: Class Homework |
Step-4 |
Title: Difference of the expressions |
Grade: 6-a Lesson: S3-L6 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Lesson Steps
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
Find the difference |
(4x - 3y) - (-4x + 9y) |
2 |
Formula: |
After eleminating the brackets we get |
[4x - 3y + 4x - 9y ] |
3 |
Step |
Grouping like terms together |
(4x + 4x) + (-3y - 9y) |
4 |
Step |
After adding we get |
8x - 12y |
5 |
Answer |
C |
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