Question

calculati -9:(-7+4) b) -(-10-4):(-7) c) (-12-3):(+5) d) (-24):(+9-5)

Answer 1

-9:(-3)=3
14
-15:5=-3
-24:4=6

Answer 2

a) - 9 : ( - 7 + 4 ) = - 9 : ( - 3) = 3

b) - ( - 10 - 4 ) : ( - 7 ) = - ( - 14 ) : ( - 7 ) = 14 : ( - 7 ) = - 2

c) ( - 12 - 3 ) : ( + 5 ) = ( - 15 ) : ( + 5 ) = - 3

d) (- 24 ) : ( + 9 - 5 ) = ( - 24 ) : ( + 4) = - 6