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Example1

Title: Adding and Subtracting Variables

Grade 6+ Lesson s2-l6

Explanation: The best way to understand algebra is by looking at some examples. Take turns and read each example for easy understanding.

Examples

Topics → Definition Example1 Example2

Simplify the expression 3(x + 2) − 2(2x − 1).

Step 1

Given expression is 3(x + 2) − 2(2x − 1).

Expand the expression
3x + 6 - 4x + 2

Evaluate the expression
(3x - 4x) + (6 + 2)

⇒ -x + 8

Simplified the expression -x + 8.

Explanation:

After expanding and evaluating the expression, we arrived at the simplified form of -x + 8.