CPM Homework Help : CAAC Problem 5-71

5-71.

Hint (a):

Rearrange and put like terms together.
2x² + x² + 3x + 2x + 5 + 8

Hint 2(a):

Combine like terms.

Answer (a):

3x² + 5x + 13

Hint (b):

Follow the steps in part (a).

Hint (c):

How does the negative outside the parentheses change what is inside of it?

Hint 2(c):

Follow the steps in part (a).

Answer (c):

−x² + 4x + 6

Hint (d):

Follow the steps in part (c).

Answer (d):

5x

Hint (e):

Follow the steps in part (c).