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Standards Math Practice

Grade 9 · Stretch challenge · 8 questions · Version PG-SJMV9N-19YX

1.

If f(x) = 10x - 3, find f(4).

2.

If f(x) = 6x - 3, find f(8).

3.

If f(x) = 4x - 3, find f(6).

4.

If f(x) = 2x - 3, find f(8).

5.

If f(x) = 10x - 3, find f(5).

6.

If f(x) = 6x - 3, find f(9).

7.

If f(x) = 8x - 3, find f(10).

8.

If f(x) = 8x - 3, find f(5).

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 15
  1. If f(x) = 10x - 3, find f(4).37
  2. If f(x) = 6x - 3, find f(8).45
  3. If f(x) = 4x - 3, find f(6).21
  4. If f(x) = 2x - 3, find f(8).13
  5. If f(x) = 10x - 3, find f(5).47
  6. If f(x) = 6x - 3, find f(9).51
  7. If f(x) = 8x - 3, find f(10).77
  8. If f(x) = 8x - 3, find f(5).37

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.