I want to know how on earth my bill comes to R2300 when I’ve cancelled one line ! I specifically told Wandile from your retentions department that My bill in total should not be over R2k but to my surprise it says I must pay R2330 how ??????? Please sor

I want to know how on earth my bill comes to R2300 when I’ve cancelled one line ! I specifically told Wandile from your retentions department that My bill in total should not be over R2k but to my surprise it says I must pay R2330 how ??????? Please sort this out cause according to my calculations (which shows on the app) I should be paying R1853.97 not R2330 ….FIX THIS OR ILL MAKE A HUGE NOISE !!!