Worksheet directions

Grade 8 • Review • Choose a strategy for each problem. Explain or check your thinking where requested.

Sample questions

1. Compare y = 2x + 0 and y = 2x + 5. Which graph starts higher? Answer: ___
2. Compare y = 2x + 1 and y = 2x + 4. Which graph starts higher? Answer: ___
3. Compare y = 2x + -3 and y = 2x + 1. Which graph starts higher? Answer: ___
4. Compare y = 2x + 2 and y = 2x + 7. Which graph starts higher? Use Set B values. Answer: ___
5. Compare y = 2x + 4 and y = 2x + 9. Which graph starts higher? Use Set B values. Answer: ___
6. Compare y = 2x + 2 and y = 2x + 7. Which graph starts higher? Answer: ___

See the preview for diagrams, answer spaces, and the complete layout.

Common Core connections

Source labels: 8.F.A.1–3. Review the learning goals below to check the fit for your class.

• 8.F.A.1 — Understand a function as a rule
• 8.F.A.2 — Compare two functions across representations
• 8.F.A.3 — Interpret y = mx + b as a linear function

Bring it into your lesson

Open this worksheet in Sparkclass to copy it to your Files. Check the resulting layout before sharing it with students.