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8th Grade Functions Quiz

Take “8th Grade Functions Quiz,” a focused 20-question learning challenge with clear outcomes created specifically for this article.

20 questionsMedium8–10 min
Math & Logic20 questions · one page

QuizMora Editorial TeamPublished August 12, 2026 · Updated August 12, 2026

Work through 20 mobile-friendly questions created only for 8th Grade Functions Quiz. Submit once to see the complete outcome without answers or result clues being revealed early.

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20 QuestionsMath & Logic Quiz
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Question 1 of 20Math & LogicIf f(x) = 2x + -5, what is f(-5)?
Question 2 of 20Math & LogicIn 8th Grade Functions item 2, which clue is answered by “24”?
Question 3 of 20Math & LogicIn 8th Grade Functions item 3, correct this error: If f(x) = 3x + 8, what is f(3)?
Question 4 of 20Math & LogicIn 8th Grade Functions item 4, which problem-and-answer pairing is accurate?
Question 5 of 20Math & LogicIn 8th Grade Functions item 5, which case has the largest correct result?
Question 6 of 20Math & LogicIf f(x) = 4x + -3, what is f(-1)?
Question 7 of 20Math & LogicIn 8th Grade Functions item 7, which clue is answered by “36”?
Question 8 of 20Math & LogicIn 8th Grade Functions item 8, correct this error: If f(x) = 6x + 1, what is f(-5)?
Question 9 of 20Math & LogicIn 8th Grade Functions item 9, which problem-and-answer pairing is accurate?
Question 10 of 20Math & LogicIn 8th Grade Functions item 10, which case has the smallest correct result?
Question 11 of 20Math & LogicIf f(x) = 7x + -4, what is f(9)?
Question 12 of 20Math & LogicIn 8th Grade Functions item 12, which clue is answered by “-9”?
Question 13 of 20Math & LogicIn 8th Grade Functions item 13, correct this error: If f(x) = 4x + -5, what is f(0)?
Question 14 of 20Math & LogicIn 8th Grade Functions item 14, which problem-and-answer pairing is accurate?
Question 15 of 20Math & LogicIn 8th Grade Functions item 15, which case has the largest correct result?
Question 16 of 20Math & LogicIf f(x) = 2x + 0, what is f(-4)?
Question 17 of 20Math & LogicIn 8th Grade Functions item 17, which clue is answered by “27”?
Question 18 of 20Math & LogicIn 8th Grade Functions item 18, correct this error: If f(x) = 4x + 1, what is f(0)?
Question 19 of 20Math & LogicIn 8th Grade Functions item 19, which problem-and-answer pairing is accurate?
Question 20 of 20Math & LogicIn 8th Grade Functions item 20, which case has the smallest correct result?

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