Trexy
If the midpoint between (x, 7) and (10, 11) is (15, 9), find the value of x.



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Trexy
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My first answer is (20, 7) but its wrong.

GOODMAN
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Use the midpoint formula :)
dw:1342985209916:dw

Trexy
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yeah I got that..

gitahimart
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@Trexy actually (20,7) is the first coordinate so the value of x is 20

Trexy
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ooh... since i got the x, i can just do the midpoint right..?

waterineyes
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Yes...

Trexy
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Since its asking for X, the answer will be 20?

waterineyes
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Yes your answer is right..
Read the question last line says find x..

Trexy
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I know... I just read it twice.. thank you