Question

b) (39 . 42 - 37 . 42) : 42

Answer 1

k nha mik biết làm nè

Answer 2

(39.42-37.42):42

=42.(39-37-1)

=42.1

=42

Answer 3

( 39 . 42 - 37 . 42 ) : 42

= [ 42 . ( 39 - 37 )] : 42

= 42 . 2 : 42 

= 2

Answer 4

(x) = (-5)