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OpenStudy (anonymous):
MEDAL David and Sue are playing a card game. David’s score is –12. David’s and Sue’s scores differ by 7 points. Which expressions could represent Sue’s score? Choose two answers that are correct. A. 7 + 12 B. –12 + 7 C. –7 + 12 D. –12 – 7
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OpenStudy (texaschic101):
ok....their scores differ by 7 points.....thats 7 points going in both directions... -12 + 7 and -12 + (-7) which is also -12 - 7
OpenStudy (anonymous):
hmmm
OpenStudy (anonymous):
ye
OpenStudy (texaschic101):
so Sue's score is either : -12 + 7 = -4 or -12 - 7 = - 19
OpenStudy (anonymous):
kk thx
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OpenStudy (texaschic101):
sure thing :)
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