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Mathematics 9 Online
OpenStudy (anonymous):

Find the solution set of x + y = 5, 2 x - y = 7 a. (1,4) b. (2,3) c. (4,1) d. (1,4)

OpenStudy (anonymous):

x=4, y=1

OpenStudy (anonymous):

So, choice C is correct.

OpenStudy (anonymous):

See attached image for how to work out the elimination

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