Q = 7m + 3n, R = 11 - 2m, S = n + 5, and T = -m - 3n + 8. Simplify R - [S + T].
Question
Updated 5/2/2015 8:52:56 PM
Flagged by janezeshun [5/2/2015 8:51:37 PM]
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Original conversation
User: Q = 7m + 3n, R = 11 - 2m, S = n + 5, and T = -m - 3n + 8. Simplify R - [S + T].

Question
Updated 5/2/2015 8:52:56 PM
Flagged by janezeshun [5/2/2015 8:51:37 PM]
Rating
3
Q = 7m + 3n, R = 11 - 2m, S = n + 5, and T = -m - 3n + 8.
R - [S + T]
= 11 - 2m - (n + 5 - m - 3n + 8)
= 11 - 2m - (-2n - m + 13)
= 11 - 2m + 2n + m - 13
= -2 - m + 2n
Confirmed by jeifunk [6/6/2015 12:20:45 PM]

Questions asked by the same visitor
Simplify R - [S + T]. User: Q = 7m + 3n, R = 11 - 2m, S = n + 5, and T = -m - 3n + 8. Simplify R - [S + T].
Question
Updated 5/1/2015 2:23:25 AM
R-(S+T)
=11-2m-(n+5-m-3n+8)
=11-2m+2n+m-13
=-m+2n-2
Confirmed by jeifunk [6/6/2015 12:17:12 PM]
(a + 3)(a - 2)
Question
Updated 4/30/2015 11:48:11 AM
(a + 3)(a - 2) =
a^2 + a -6
Confirmed by jeifunk [4/30/2015 11:48:20 AM], Rated good by jeifunk
Factor a 2 bc + ab 2 c + abc 2.
Question
Updated 5/3/2015 12:52:49 PM
a^2bc + ab^2c + abc^2
= abc(a + b + c)
Confirmed by jeifunk [5/3/2015 12:52:45 PM]
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Question
Updated 5/1/2015 2:17:01 AM
(x-y+1)-(x+y-1)
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Confirmed by Andrew. [5/1/2015 4:45:01 AM]
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