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Standards Math Practice

Grade 8 · Stretch challenge · 8 questions · Version PG-1OR7K21-7VJ9

1.

Solve: 2x + 3 = 29.

2.

Solve: 10x + 3 = 113.

3.

Solve: 5x + 3 = 13.

4.

Solve: 7x + 3 = 80.

5.

Solve: 9x + 3 = 66.

6.

Solve: 7x + 3 = 17.

7.

Solve: 6x + 3 = 27.

8.

Solve: 7x + 3 = 52.

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 14
  1. Solve: 2x + 3 = 29.13
  2. Solve: 10x + 3 = 113.11
  3. Solve: 5x + 3 = 13.2
  4. Solve: 7x + 3 = 80.11
  5. Solve: 9x + 3 = 66.7
  6. Solve: 7x + 3 = 17.2
  7. Solve: 6x + 3 = 27.4
  8. Solve: 7x + 3 = 52.7

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.