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Mathematics 8 Online
OpenStudy (macaylam):

https://flic.kr/p/PKXx2s

OpenStudy (welshfella):

I#m afraid I cant read that clearly

OpenStudy (macaylam):

its C

OpenStudy (welshfella):

how weird - I have to go out of the post then reenter to send another post.

jhonyy9 (jhonyy9):

yes is C. but do you know it why ?

jhonyy9 (jhonyy9):

-(7n^2 -5n+6) = -7n^2 +5n -6 so minus 6 and not how is wrote there plus 6 there is the mistake ok. ?

jhonyy9 (jhonyy9):

@macaylam are you here ?

OpenStudy (macaylam):

yeah

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