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FTCE General Knowledge Review: Solve a linear equation in one variable.

Review solve a linear equation in one variable. for this FTCE General Knowledge question with the key prompt clue, correct-answer reasoning, distractor checks, and sources to verify next.

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This question-specific review guide is tied to the answer reasoning for a PracticeTestVault item. Use it after you answer the question so the review stays focused on what the prompt actually tested.

What this question is testing

Objective: Solve a linear equation in one variable.

Prompt focus: A community center charges a $13 registration fee plus $8 per class. If the total is $93, how many classes were purchased?

Why the correct answer works

10

Subtract the $13 fixed fee, then divide $80 by $8; the result is 10 classes.

Why the tempting wrong answer fails

The tempting wrong answer usually loses because it skips the key condition, priority, or evidence in the prompt.

Plain-language takeaway

Use the rationale to connect the prompt clue, the correct choice, and the tested objective before retaking a similar item.

Simple analogy

Think of solve a linear equation in one variable. like following a short checklist: identify the clue, confirm the rule, and then make the move that fits this exact scenario.

How to review it before a retake

  • Underline the command word and name what the question is asking before rereading the choices.
  • Compare the correct answer against the closest distractor and write the exact detail that separates them.
  • Retest this objective with a fresh question without looking at the rationale first.

Sources to verify next