Question

32+(75-n)=47
82-(n-54)=37
843-(319+n)=470

Answer 1

32+(75-n)=47
32+75-n=47
107-n=47
n=60

82-(n-54)=37
82-n+54=37
136-n=37
n=99

843-(319+n)=470
843-319-n=470
524-n=470
n=54