Question

Subtract: (2x2 − 9x + 2) − (−7x2 + 4x − 3)

−5x2 − 13x + 5
−5x2 − 5x + 1
9x2 − 13x + 5
9x2 − 5x + 5

Answer 1

First distribute the negative sign to the second set of parenthesis.

Answer 2

Then combine like terms.

Answer 3

so everything on the right is a negative?

Answer 4

No, whats a negative times a negative?

Answer 5

a postive

Answer 6

Yes, so distribute the negative and tell me what you get.

Answer 7

7x^2 - 4x + 3?

Answer 8

yep, so now combine like terms.

Answer 9

9x^2 - 5x +5

Answer 10

Yep

Answer 11

thanks!

Answer 12

No problem