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simplify each expression

P: 1
215+(-117)=

-5-8=

6-18=

-38-38=

At noon the temperature was 2 F. By midnight,the temperature had dropped 7 F. What was the temperature at midnight.
Oct 4 '06 #1
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3 Replies


Banfa
Expert Mod 5K+
P: 8,916
Are you actually saying that you do not know how to do basic arithmatic like

-5 - 8

???
Oct 4 '06 #2

100+
P: 293
D_C
215+(-117)= 215-117

-5-8=-1*(5+8)

6-18=6(1-3)

-38-38=-38(1+1)

The temperature is (2-7)F
Oct 4 '06 #3

10K+
P: 13,264
@OP you could at least have posted what you thought to be the answers
Oct 4 '06 #4

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