Răspuns:
(610-93×6-3):(700-76×9-m)=7
(610-558-3):(700-684-m)=7
49:(16-m)=7
16-m=49:7
m=16-7
m=9
(610-93×6-3):(700-76×9m)=7
(517×6-3):(700-76×9m)=7
(3102-3):(700-76×9m)=7
(3099):(700-76×9m)=7
(700-76×9m)=16
3099:16=193.6875
