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If a + c = -15 and b - c = 10, then a + b =
[#permalink]
10 Apr 2018, 03:58
10 Apr 2018, 03:58
1
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Question Stats:
87% (00:24) correct
12% (00:00) wrong based on 8 sessions
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If a + c = -15 and b - c = 10, then a + b =
A)-25
B)-5
C)5
D)25
E)There is insufficient information to answer the question asked
A)-25
B)-5
C)5
D)25
E)There is insufficient information to answer the question asked
Re: If a + c = -15 and b - c = 10, then a + b =
[#permalink]
11 Apr 2018, 09:14
11 Apr 2018, 09:14
Adding both equations,
a + c + b - c = 10 - 15
a+b =10-15
a+b = -5
a + c + b - c = 10 - 15
a+b =10-15
a+b = -5
gmatclubot
Re: If a + c = -15 and b - c = 10, then a + b = [#permalink]
11 Apr 2018, 09:14
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