Mathematics
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OpenStudy (anonymous):
Which is a solution of the equation?
2x - y = 0
(Points : 4)
(1, 1)
(2,-4)
(1, 2)
(3, -1)
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OpenStudy (anonymous):
Hi
OpenStudy (anonymous):
Can you help me
OpenStudy (anonymous):
Hi
OpenStudy (anonymous):
I need help on this problem
OpenStudy (anonymous):
I am in special ED so be gentle with me O:
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OpenStudy (anonymous):
I cant function problems right
OpenStudy (anonymous):
You need to plug in those points for x, y and see which one equal zero
OpenStudy (anonymous):
(2, -4)
OpenStudy (anonymous):
Some how i got this?
OpenStudy (anonymous):
Not quite. (2, -4) would equal 8
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OpenStudy (anonymous):
Is it correct
OpenStudy (anonymous):
You have to plug it in right
OpenStudy (anonymous):
I pluged in the 2 into the x
OpenStudy (anonymous):
and -4 into the y
OpenStudy (anonymous):
2*2 is f right
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OpenStudy (anonymous):
4-
OpenStudy (anonymous):
And i did 4-4 and i got zero
OpenStudy (anonymous):
Yes you have toplug it in.
(2, -4) would become 2(2)-(-4)=4+4=8
OpenStudy (anonymous):
0=0 RIght
OpenStudy (anonymous):
Dont forget that negative * negative equals positive
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OpenStudy (anonymous):
Try plugging in points (1, 2)
OpenStudy (anonymous):
No because the there no negative in this problem except the y
OpenStudy (anonymous):
Ok
OpenStudy (anonymous):
It equals zero!
OpenStudy (anonymous):
0=0
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OpenStudy (anonymous):
So 1,2 is my number set
OpenStudy (anonymous):
(1, 2) is your correct number set. Just try not to get confused next time by the negatives
OpenStudy (anonymous):
Ok