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Standards Math Practice

Grade 8 · Building confidence · 8 questions · Version PG-1EBF7IB-1XZG

1.

Solve: 4x + 1 = 17.

2.

Solve: 3x + 1 = 19.

3.

Solve: 10x + 1 = 91.

4.

Solve: 6x + 1 = 13.

5.

Solve: 2x + 1 = 13.

6.

Solve: 10x + 1 = 61.

7.

Solve: 2x + 1 = 11.

8.

Solve: 3x + 1 = 7.

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: 4x + 1 = 17.4
  2. Solve: 3x + 1 = 19.6
  3. Solve: 10x + 1 = 91.9
  4. Solve: 6x + 1 = 13.2
  5. Solve: 2x + 1 = 13.6
  6. Solve: 10x + 1 = 61.6
  7. Solve: 2x + 1 = 11.5
  8. Solve: 3x + 1 = 7.2

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.