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OpenStudy (7thgrader):
What is the value of the expression 3 – a – b when a = 15 and b = –3? A. –21 B. –15 C. –9 D. 21
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OpenStudy (7thgrader):
@eric_d
OpenStudy (cwrw238):
replace a by 15 and b by -3 = 3 - 15 - (-3)
OpenStudy (cwrw238):
can you work that out?
OpenStudy (7thgrader):
@cwrw238 one sec
OpenStudy (7thgrader):
-9
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OpenStudy (cwrw238):
right - good jiob
OpenStudy (7thgrader):
Thx if i tag you in a question will you help me?
OpenStudy (cwrw238):
ok
OpenStudy (7thgrader):
cya
OpenStudy (cwrw238):
ok
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OpenStudy (anonymous):
I HATE K12
OpenStudy (7thgrader):
@fluttertheholes look this girl is likr you
OpenStudy (anonymous):
What did I ever do to you
OpenStudy (anonymous):
@7thgrader
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