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Mathematics 21 Online
OpenStudy (anonymous):

If the midpoint between (x, 7) and (10, 11) is (15, 9), find the value of x. I don't understand how to find x with the midpoint formula PLEASE HELP

OpenStudy (anonymous):

gimme a minute trying to figure this out

OpenStudy (anonymous):

THANK YOU!

OpenStudy (anonymous):

ok (x+14)/2=10 now solve for x

OpenStudy (anonymous):

x=6?

OpenStudy (anonymous):

sorry (x+15)/2=10 now solve for x

OpenStudy (anonymous):

x=5

OpenStudy (anonymous):

yay I got that as my answer thank you

OpenStudy (anonymous):

ok

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