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Help Question 1: Which of the following expressions are equivalent to −3.5(2 − 3n) − 2.5n? A. −7 − 8n B. −7 + 8n C. −7 − 13n D. −7 − n(10.5 − 2.5) E. −7 + n(10.5 − 2.5)

Help Question 1: Which of the following expressions are equivalent to −3.5(2 − 3n) − 2.5n? 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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Question 1:

Which of the following expressions are equivalent to −3.5(2 − 3n) − 2.5n?

A. −7 − 8n
B. −7 + 8n
C. −7 − 13n
D. −7 − n(10.5 − 2.5)
E. −7 + n(10.5 − 2.5)

User Techagrammer
by
7.6k points

2 Answers

5 votes
simplifying:-
-3.5(2 - 3n) - 2.5n
= -7 + 10.5n - 2.5n
= -7 + n(10.5 - 2.5)
= -7 + 8n

so B and E
User AFgone
by
8.7k points
6 votes
i think it would be b -7+8n
User Geoffrey Fook
by
8.6k points
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