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QuizMultiple Choice

Simplifying Algebraic Expressions — Quiz

Question 1 • Mathematics 8

Myra combined the like terms in the algebraic expression correctly. Which statement correctly describes what Myra did? 8 x squared plus 7 minus 2 x squared plus x

Answer
A
Myra combined 8 and 2 to equal 10 x squared plus x plus 7 .
B
Myra combined 8 and 1 to equal 9 x squared minus 2 x squared plus 7 .
C
Myra combined 8 and negative 2 to equal 6 x squared plus x plus 7 .
D
Myra combined 8 and 7 to equal 15 x squared minus 2 x squared plus x .

Explanation

The like terms are 8x² and −2x² because both contain x². Combine their coefficients: 8 + (−2) = 6, giving 6x² + x + 7. So Myra combined 8 and negative 2, as stated in choice C.

AI-written and checked against the verified answer.

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