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4-6.
  1. Copy and simplify the following expressions by combining like terms. Homework Help ✎

    1. y + 3x − 3 + 2x2 + 8x − 5y

    2. 2x + 4x2 − 6x 2 − 9 + 1 − x − 3x

    3. 2y2 + 30y − 3y2 + 4y − 14 − y

    4. −10 + 3xy − 3xy + y2 + 10 − y2

Rearrange and put like terms together.

2x² + 3x + 8x + y − 5y − 3

Combine like terms.

2x² + 11x − 4y − 3

Follow the steps in part (a).

Follow the steps in part (a).

y² + 33y − 14

A postive and negative of equal value combine to equal 0.

Follow the steps in part (a).