Question

(7x^2 - x - 2) - (-6x^3 + 3)

Answer 1

Distribute the negative first

Answer 2

\[\huge~- (-6x^3 + 3)\]

Answer 3

I'm confused...

Answer 4

We need to distribute so that we can then combine like terms think of it as -1

Answer 5

\[\huge~- 1(-6x^3 + 3)\]

Answer 6

{mysterious voice} l - i - k - e t - e - r - m - s c o m b i n e l i k e t e r m s...

Answer 7

^thats later

Answer 8

With the mysterious voice, you can do it any time.

Answer 9

that is the problem.
people don't know what like terms are and when you post a link they are mostly aren't willing to read it, even though all you got to do is to look at it.

I will still attempt to post a link that explains what link terms are.
http://www.mathsisfun.com/algebra/like-terms.html

Answer 10

oh, link terms, xD :)
it should say "like terms"

Answer 11

Do this
(7Dogs - Cat - 2Mice) - (-6Dogs3 + 3Mice)

Answer 12

'-' not '=', but otherwise...

Answer 13

when u distribute u get this
\[\huge~7x^2 - x - 2+6x^3-3\]
now just combine

Answer 14

Shall I use the mysterious voice, again?

Answer 15

-_-

Answer 16

So this:
\[6x^3 + 7x^2 - x + -5\] Would that be it?

Answer 17

Just to put them here, the answer options are:

A. 6x^3 + 7x^2 - x - 5
B. -6x^3 + 7x^2 - x + 1
C. -x^3 - x - 5
D. x^2 - x +1

Answer 18

thats correct

Answer 19

So would it be A?

Answer 20

yes

Answer 21

Thank you so much!! :3

Answer 22

:)

Answer 23

\(\huge\color{orange}{Welcome~To~OpenStudy}\)
Hey there!!! Since you are new here, read this legendary tutorial for new OpenStudiers!!
http://goo.gl/5pp1u0
For an visual tutorial look at this! Its amazing :o
https://prezi.com/fs3hqdpcopic/an-unofficial-guide-to-openstudy/
Also consider reading the CoC and the T&C http://openstudy.com/code-of-conduct http://openstudy.com/terms-and-conditions