solve using multiplication -2x>1/9?

2008-06-07 3:10 pm

回答 (7)

2008-06-07 3:33 pm
✔ 最佳答案
-2x>1/9
-18x>1 make sure you flip the sign when you divide
x< 1/-18

hope this helps!!!
2008-06-07 11:02 pm
Just by multiplication ...

-2x > 1/9

Multiply by (1/2) :

-x > 1/18

Multiply by -1 (must change sign) :

x < -1/18
2008-06-07 10:39 pm
-2x > 1/9
x > (1/9)/-2
x > (1/9)(-1/2)
x > -1/18
2008-06-07 10:38 pm
2x < - 1/9
x < - 1 / 18
2008-06-07 10:26 pm
-2x>1/9

-2x>-1/2* 1/9
x<-1/18
2008-06-07 10:22 pm
x<-1/18
2008-06-07 10:20 pm
-2x>1/9
x<-(1/18)

XD


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