Răspuns :
( 40 : m + 16 ) : 8 = 3
( 40 : m + 16 ) = 3 × 8
40 : m + 16 = 24
40 : m = 24 - 16
40 : m = 8
m = 40 : 8
m = 5
(40:m+16):8=9:3
(40:m+16):8=3
(40:m+16)=3*8
(40:m+16)=24
40:m=24-16
40:m=8
m=40:8
m=5
(40:m+16):8=3
(40:m+16)=3*8
(40:m+16)=24
40:m=24-16
40:m=8
m=40:8
m=5