Copyright © Swun MathCopyright © Swun Math Grade 8 Unit 4 Lesson 3 C TE
Input/Model
(Teacher Presents)
Directions: Collect like terms to simplify each expression.
- 5 x + 2 + 3x + 7
Solution:
5 x + 2 + 3x + 7
5 x + 3x + 2 + 7
8 x + 9
Answer: 8x + 9
- ─ 11 x + 5 ─ 3 x ─ 12
Solution:
— 11 x + 5 — 3x — 12
— 11 x — 3x + 5 — 12
–14x — 7
Answer: –14x – 7