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Standards Math Practice

Grade 8 · Stretch challenge · 8 questions · Version PG-HSNJH-7VJ9

1.

Solve: 7x + 3 = 80.

2.

Solve: 9x + 3 = 102.

3.

Solve: 5x + 3 = 18.

4.

Solve: 5x + 3 = 23.

5.

Solve: 8x + 3 = 107.

6.

Solve: 8x + 3 = 75.

7.

Solve: 10x + 3 = 103.

8.

Solve: 5x + 3 = 53.

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 3
  1. Solve: 7x + 3 = 80.11
  2. Solve: 9x + 3 = 102.11
  3. Solve: 5x + 3 = 18.3
  4. Solve: 5x + 3 = 23.4
  5. Solve: 8x + 3 = 107.13
  6. Solve: 8x + 3 = 75.9
  7. Solve: 10x + 3 = 103.10
  8. Solve: 5x + 3 = 53.10

Worked example

Read the direction, identify the assessed skill, solve or cite evidence, and check the response.

Common mistake

Using a memorized procedure without checking what the question asks.

Helpful hint

Name the standard skill before answering.