一元一次不等式组100道计算题 

* *

1. ?1?2x?3?x ??3x?1?4 ??2x?1?x?x?5?1?2x? ?

?5x?4x?1

5. ??2x?3?0?3x?2?0

?（3x?1）?5x?49. ???x?1 ?2?2x?13

?2x?x?2?3x?2?4x?x?2?4x?1??2x?5?3(x?2)?（3x?2）?4?5x?2x??3??x?1?8?2x?x?1 ??2?x ??3?x?1

?2?x?3x?1?

??3x?1?2（x?1） ?3x?1?0? ??2?5x?0 ?2（x?1）?4x??2x?1?x?4

?x?2??4(x?1. ?)?x?2?3x?8??2?0.5x?0.2x?2.3

??2x?3?0?3x?2?0

??1?2x?3?x?5x?4x?1??x?5?1?2x,?3x?2?4x. ??2x?1?x,?x?2?4x?1.* *

??3x?1?4,?2x?x?2. ??2?x?5?1?x,?3?3 ??x?1?14x?8. * *

?3(x?2)?4?5x?19. ?x?1

?x?3x?1??23x?1?5(x?1)??3x?1?2(x?1)???4x?6?6?5x 2(x?1)?4x? ?

?33

??3(x?1)?5x?4?x?1?2x?1? ?23

??1?(x?2)?2x?1?31. ?x??1?2x??23.??2x?5?3(x?2) ??x?1x?2?

3 * *

25.

?x?3?x?2??4,?3x?13?2x?x?8?4x?1?1?2x ? 270≤≤1 －1＜≤4

?x?1.25?x?1?5??3

29. ??2x?1?3?1?x?2

3??x?1?0?x?2? ?x?3?2

??x?2?0?2x?1?0 ??x?3(x?2)?4 ?1?2x?x?1 ??3??x?3(x?2)?8??5?12x?2x ? ??x?1?0?2x?3?5 ??3x?1??4?2x?x?2 ??3x?2?8?2x?1?2

* *

7x?2x?4??5-337. ? 2x?1?x?x?5

1?(x?1)?0.5??43(1?x)?2(x?9)???x?3?x?4??14 ?0.2?0.5

41. ??2x?3?0?3x?2?0

43. ??2x?7?x?3x?x?6

??2x?3?7?5x?6?9 ?2?1?15x?35 ??5x?3x??123? ?x? 3?3??x?3(2x?1)?4?2?1?3x ?2?2x?1 ??3x?2?2(x?1)?x?8?4x?1