Lesson Example Discussion Quiz: Class Homework |
Example |
Title: Sum of two expressions |
Grade: 6-a Lesson: S3-L5 |
Explanation: The best way to understand algebra is by looking at some examples. Take turns and read each example for easy understanding. |
Examples:
1. Find the sum of \$(6i + 5j)\$ and \$(3j - 3i)\$.
Step 1a
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Given expression. |
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Explanation:
Given expression is \$(6i + 5j) + (3j - 3i)\$. The expression has variables in i and j. |
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Step 1b
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Add the like terms |
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Explanation:
\$(6i + 5j) + (3j - 3i)\$ \$=> (6i - 3i) + (5j + 3j)\$ \$=> (6 - 3)i + (5 + 3)j\$ \$=> 3i + 8j\$ |
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