Ответы на вопрос:
1. х+2 4/15=8 11/15 х=8 11/15-2 4/15 х=6 7/15 2. 49 27/46 - (x+ 12 33/46)= 25 29/4649 27/46-х-12 33/46=25 29/46-х=25 29/46- 49 27/46+12 33/46-х=-12 35/46х=12 35/46
X+2 4/15= 8 11/15 х= 8 11/15-2 4/15 х= 6 7/15 49 27/46 - (x+ 12 33/46)= 25 29/46 49 27/46-х- 12 33/46= 25 29/46 х= 49 27/46-12 33/46- 25 29/46 х= 48 73/46-12 33/46-25 29/46 х= 11 11/46
-х = -6 => х = 6
-х = 11 => х = -11
х + 5 = 10 => х = 10 - 5 = 5
-х = 14 => х = -14
-х = 11 => х = -11
х + 5 = 10 => х = 10 - 5 = 5
-х = 14 => х = -14
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