sherri5
sherri5
07-11-2016
Mathematics
contestada
-5n +8=-7 two step equations - intergers
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Аноним
Аноним
07-11-2016
-5n + 8 = -7
-5n + 8 - 8 = -7 -8
-5n = -15
-5n/-5 = -15/-5
n = 3
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