Question

найди значения выражения

Answer 1

15+(21-9)=15+12=27
27+(21-9)=27+12=39
4+(21-9)=4+12=16
(50+32)-15=82-15=67
(50+32)-27=82-27=55
(50+32)-4=82-4=78
41+15-15=41
41+27-15=53
41+4-15=30

Answer 2

27,39,16.
67,55,78.
41,53,30.