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OpenStudy (lgbasallote):
with what?
OpenStudy (anonymous):
Joy is training for a triathlon. She runs a distance of 2x miles, cycles a distance of (x2 + 7) miles, and swims a distance of (x - 2) miles. Which simplified expression is equivalent to the total distance, in miles, Joy covers?
OpenStudy (anonymous):
can you be more specific in your notation
OpenStudy (anonymous):
so how much cyclicing does she do 2x +7 ?
OpenStudy (anonymous):
idk thats just the question they gave me.
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OpenStudy (anonymous):
so x2 ? i am just going to assume it means 2x ok?
OpenStudy (anonymous):
not x^2
OpenStudy (anonymous):
okayy
OpenStudy (anonymous):
do you want the answers that it gave me ?
OpenStudy (anonymous):
alright so for this the total distance is just adding all the distance she covered so we get 2x + (2x+7) + (x-2) = add all the like terms we get 2x +2x +x + 7 -2 = 5x +5 :)
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OpenStudy (anonymous):
is that the answer?
OpenStudy (anonymous):
these are the answers
x2 + 3x + 5
x2 + 3x + 9
3x2 + 5
3x2 + 9
OpenStudy (anonymous):
i am not understanding what is x2 :s
OpenStudy (anonymous):
its x^2
OpenStudy (anonymous):
o alright so ignore my first answer then I asked you but its okay i will do it again
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OpenStudy (anonymous):
alright so for this the total distance is just adding all the distance she covered so we get 2x + (x^2+7) + (x-2) = add all the like terms we get 2x +x^2 +x + 7 -2 = x^2 + 3x +5 :)