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Mathematics 23 Online
OpenStudy (moazzam07):

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)

OpenStudy (anonymous):

expand it out first

OpenStudy (moazzam07):

i got E

OpenStudy (anonymous):

E and B is essentially the same?

OpenStudy (moazzam07):

yes

OpenStudy (anonymous):

good luck picking one then :)

OpenStudy (moazzam07):

I PICK B

OpenStudy (moazzam07):

they are asking which one is equivalent

OpenStudy (anonymous):

yea

OpenStudy (moazzam07):

so B is the equal

OpenStudy (moazzam07):

OH IT SAYS WHICH OF THE FOLLWING SO I CAN PICK MORE THAN ONE

OpenStudy (anonymous):

so its B+E

OpenStudy (moazzam07):

yes

OpenStudy (moazzam07):

During his workouts last week, Allen jogged the same amount of time each day for 6 days. Use the following information to determine the number of minutes Allen jogged each day: During each workout, he jogged and he rode his bike. He rode his bike for 45 minutes each day. He worked out for a total of 360 minutes last week. What is the number of minutes that Allen jogged each day last week? Enter your answer in the box below.

OpenStudy (anonymous):

360/6 =60mins he rode bike for 45mins so 60-45=?

OpenStudy (moazzam07):

15

OpenStudy (anonymous):

yup

OpenStudy (moazzam07):

so the answer is 15

OpenStudy (moazzam07):

would i do 15 times 6 because it asks for the last week

OpenStudy (moazzam07):

@saseal

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