解不等式组6x>4x+19.6(x-1)<4x+19

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解不等式组6x>4x+19.6(x-1)<4x+19

6x>4x+19
2x>19
x>19/2
6(x-1)

6x>4x+19
2x>19
x>9.5 (1)
6(x-1)<4x+19
6x-6<4x+19
2x<25
x<12.5 (2)
综合(1)(2)所得
12.5>x>9.5