Jawab:
int {730<x<870}
Penjelasan dengan langkah-langkah:
|800-x|<70
* 800-x<70
-x<-730
x>730
*-(800-x)<70
-800+x<70
x<870
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Jawab:
int {730<x<870}
Penjelasan dengan langkah-langkah:
|800-x|<70
* 800-x<70
-x<-730
x>730
*-(800-x)<70
-800+x<70
x<870
int {730<x<870}