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Home > CAAC > Chapter 2 > Lesson 2.2.3 > Problem 2-115

2-115.
  1. Simplify the following expressions. Homework Help ✎

    1. x + 3x − 3+ 2x2 + 8x − 5

    2. 3y + 14y2 − 6y2 − 9y + 1 − y − 3y

    3. 2y2 + 30xy − 2y2 + 4y − 4x

    4. x − 0.2x

Rearrange in order of power and combine like terms.

2x2 + 12x − 8

Use the same strategy as in part (a).

Use the same strategy as in part (a).

30xy + 4y − 4x

x is the same as 1x.