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Mathematics 14 Online
OpenStudy (anonymous):

The sum of three consecutive integers is 267. What is the largest integer?

OpenStudy (studygurl14):

Use this equation: (I) + (I + 1) + (I + 2) = 267

OpenStudy (studygurl14):

(I + 2) = largest integer

OpenStudy (anonymous):

90 would be the largest integer :)

OpenStudy (anonymous):

how do you know that? what did you do?

OpenStudy (studygurl14):

Yep, what @VIbarguen1 said

OpenStudy (anonymous):

i played with the numbers a bit to be honest. :)

OpenStudy (anonymous):

what would @StudyGurl14 do to get 90?

OpenStudy (anonymous):

i mean i used the equation she gave you cause thats the one you are supposed to use, and started at around 70 then 80 and went up from there until I got 267

OpenStudy (anonymous):

the last number i added was the greatest integer

OpenStudy (studygurl14):

If you use the equation I put above, i + i + i + 1 + 2 = 267 --> 3i + 3 = 267 --> 3i = 264 --> i = 88. Biggest integer --> (i + 2) --> (88 + 2) = 90

OpenStudy (anonymous):

i feel so stupid because i dont know how to figure this answer out at all..

OpenStudy (anonymous):

you can do that too. it a bit more complicated though :(

OpenStudy (anonymous):

whats the easiest way? like i dont understand this.

OpenStudy (studygurl14):

But the equation I put will work out for any question like this. i represents the integer. Since it is consectutive, one after another, then the next number would be i + 1, and so forth. Since you know there are three, and they add up to 267, you can easily use the equation to solve the question

OpenStudy (anonymous):

...

OpenStudy (studygurl14):

For example: What four consecutive integers add up to 14? i + (i + 1) + (i + 2) + (i + 3) = 14 --> i + i + i + i + 1 + 2 + 3 = 14 --> 4i + 6 + 14 --> 4i + 8 --> i = 2 So the first integer is 2, the second is (i + 1), or 3, and so forth

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