boobea13
boobea13
22-11-2016
Mathematics
contestada
Please help with all three .
Respuesta :
18jerabekm
18jerabekm
22-11-2016
A) Negative. A is now a negative # (the - sign explains) a negative - a nagative will be positive
B) Positive. Two negatives make a positive.
C) Negative. A Negative # decreased is still a negative number, just more negative!!!
HOPE THIS HELPS :D
Answer Link
metti
metti
22-11-2016
ok lets sepose some values for a and b
a=3>0
b=-2<0
ok now
a. -a+b=-3-2=-5<0 negative
b. a-b=3-(-2)=5>0 positive
c. b-a=-2-3=-5<0 negative
Answer Link
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