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Mathematics 20 Online
OpenStudy (rianiscool):

need help asap will give a medal Martha biked quite a few days last month. She biked 25 miles the first day and 15 miles each day after that. Let m represent the number of days after the first day. Which expression shows the total distance Martha biked last month? A. 15 + 25 + m B. (15 + 25)m C. 15m + 25 D. 25m + 15

OpenStudy (rianiscool):

is it B

OpenStudy (igreen):

No, it's going to be C, because she bikes 15 miles more everyday, which will be 15m.

OpenStudy (igreen):

@rianiscool

OpenStudy (rianiscool):

ok are you positive

OpenStudy (rianiscool):

@iGreen

OpenStudy (rianiscool):

hello

OpenStudy (igreen):

Yes..

OpenStudy (igreen):

25 is added because that's what it was the first day. Then you add 15 * days on top of that.

OpenStudy (rianiscool):

ok thanks

OpenStudy (igreen):

So C is correct.

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