Question

c)- 4 – ( - 6 + 5 ) – ( - 3 – 2 ) d) - 9 + ( 5 – 2 ) – 7 + ( 2 – 8 )

e) - ( 5 ) – ( - 9) + ( - 7 ) f) - 4- ( - 7 + 9 ) + 8

Answer 1

Explicación paso a paso:

c)- 4 – ( - 6 + 5 ) – ( - 3 – 2 )=-4-(-1)-(-5)=-4+1+5=+2

d) - 9 + ( 5 – 2 ) – 7 + ( 2 – 8 )=-9+(3)-7+(-6)=-9+3-7-6=-6-7-6=-19

e) - ( 5 ) – ( - 9) + ( - 7 )=-5+9-7=-3

f) - 4- ( - 7 + 9 ) + 8=-4-(+2)+8=-4-2+8=+2