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OpenStudy (anonymous):
Which of the following expressions are equivalent to -3.5(2 - 3n) - 2.5n? Select all that apply. A. -7 - 8n B. -7 + 8n C. -7 - 13n D. -7 - n(10.5 - 2.5) E. -7 + n(10.5 - 2.5)
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OpenStudy (anonymous):
@texaschic101
OpenStudy (anonymous):
@iGreen
OpenStudy (igreen):
Distribute -3.5 into the parenthesis: -3.5(2 - 3n) - 2.5n -7 + 10.5n - 2.5n Can you subtract 10.5 - 2.5? @MuddyRedneck
OpenStudy (anonymous):
yes
OpenStudy (igreen):
Okay, what is it? @MuddyRedneck
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OpenStudy (anonymous):
8
OpenStudy (igreen):
Yep, you got it. So that gives us -7 + 8n
OpenStudy (igreen):
@MuddyRedneck
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