What is the value of m+n
+ x y z
4 1 -5 m
e 7 n 10
f 2 -4 5
Had absolutely no clue on this one
made a grid & attached hope it makes more sense now...
+ x y z
4 1 -5 m
e 7 n 10
f 2 -4 5
Had absolutely no clue on this one
made a grid & attached hope it makes more sense now...
- Attachments
-
- gmat prep prob.docx
- (10.5 KiB) Downloaded 112 times
Last edited by dv2020 on Mon Jun 06, 2011 3:43 am, edited 2 times in total.












