Сложить почленно неравенства
1)12 > 1 и 1 > -3 5)а-3>6+b и 7- 2a > 4 -b

2)-9 < 2 и 5 < 8 6)a+1 < 2b - 3 и 8- 2a< 5-4b

3)-8 < -3 и -2 <6

4)0 > -5 и 4 > -2
5)a-31)12 > 1 и 1 > -3 5)а-3>6+b и 7- 2a > 4 -b

2)-9 < 2 и 5 < 8 6)a+1 < 2b - 3 и 8- 2a< 5-4b

3)-8 < -3 и -2 <6

4)0 > -5 и 4 > -2
5)a-3>6+b и 7-2a>4-b
6)a+1<2b-3 и 8-2a<5-4b
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