boobea13 boobea13

22-11-2016
Mathematics

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Please help with all three .

Please help with all three class=

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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

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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

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