Solving

Multi-Step

Example 2

Solve 5x + 7 < 3(x + 1).

Step 1. Use the Distributive Property to remove the parentheses.

5x + 7 < 3(x + 1)

5x + 7 < 3x + 3

Step 2. Subtract 3x from both sides.

Multi_ex2-1

Step 3. Subtract 7 from both sides.

Multi_ex2-2

Step 4. Divide both sides by 2, since 2 > 0 there is no symbol change.

Multi_ex2-3