Question

2 questions

Answer 1

For questions 5 and 6, add or subtract.
5. (m^2 – m – 4) + (m – 5)
m^2 – 2m + 9
m^2 + 2m – 9
m^2 – 2m – 9
m^2 – 9

(7x^2 – x – 2) – (–6x^3 + 3)
6x^3 + 7x^2 – x – 5
–6x^3 + 7x^2 – x + 1
–x^3 – x – 5
x^2 – x + 1

Answer 2

By now you should know how to combine like terms.

Answer 3

m^2-2m-9

Answer 4

yep

Answer 5

–6x^3 + 7x^2 – x + 1

Answer 6

-(-6x^3) is NOT -6x^3

Answer 7

x^2 – x + 1