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3 April, 01:14

3x² + (4x - x) + 7 - (2x - 1)

Which expression is equivalent to this

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Answers (1)
  1. 3 April, 01:16
    0
    3x² + x + 8

    Step-by-step explanation:

    3x² + (4x - x) + 7 - (2x - 1)

    Solve what's inside the parenthesis first.

    3x² + 3x + 7 - 2x + 1

    Combine like terms.

    3x² + x + 8
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