Which ordered pair is on the graph of the equation 2x + 5y = 4?
A.
(7, –2)
B.
(0, 1)
C.
(3, –2)
D.
(0, –1)
I believe the answer is C. But I am behind in math honestly and can't afford to be wrong
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OpenStudy (anonymous):
@welshfella
OpenStudy (anonymous):
I have 3 question left. Ill medal you for every question I ask. For your trouble.
OpenStudy (welshfella):
lets check out C
here x = 3 and y = -2
2x + 5y = 4
so if LHS = 4 we know its C
2(3) + 5(-2) = 6 - 10 = -4
no its not C
OpenStudy (welshfella):
try A
OpenStudy (welshfella):
2(7) + 5(-2)
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OpenStudy (anonymous):
A = 4 does it not?
OpenStudy (welshfella):
yes A is the one
OpenStudy (anonymous):
I hate math :/
OpenStudy (anonymous):
75%. Which is good for me, but considering not mastering in my school
OpenStudy (welshfella):
yes - you need to like maths if you want to major in it
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OpenStudy (anonymous):
I want to be a therapist and get my Ph.D. I do not think Math will be used very much
OpenStudy (welshfella):
right
OpenStudy (anonymous):
Anyways! Enough about the American school system and how poorly it is handled. Thank you for your help!