1. Решите системы неравенств (981-986). 1) [0,6x+6 0,2x+1 3 2 4 - 3x 2 2) [0,8x-1 > 5; x-5 3 1 502 -1 1, ; 3) 0,2x-1 7 x+1 1 + 3 0,3x ≤ 0,1, < 2 -1 помогите пожалуйста ​
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