pure math
- C9 L' t" i; d4 [; H6 htvb now,tvbnow,bttvb- T6 x5 O$ r$ K$ z* j
[250(80x+1)+2y-250]/2 = (250*80x+2y)/2 = (2000x+2y)/2 = 1000x+ytvb now,tvbnow,bttvb4 P1 E: R" l8 U" ]& E" W
+ U6 M G) W" W! L+ X/ J0 Itvb now,tvbnow,bttvbif x = 111 y = 2222, you number is 111-2222 |