How 2 write equatino

hi guys, how r u? i hop u r fine now

suppose i have the following equation::

c\y =m mod p
consider that value of c,y and p is known but m is not while mod means modolus…

my question is

how can i write above equation in matlab to find value of m!!! i wish u get my point

thank u very much guys

hi ahmed
the variable m can take alot of values
so you must determine an upper value