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Mathematics 10 Online
OpenStudy (anonymous):

Which is a solution of the equation? 2x + y = 5 A. (2, –1) B. 5 C. (3, –1) D. (1, 2)

OpenStudy (ankitshaw):

its option c put the point in option c it fullfills the eqn

OpenStudy (anonymous):

simply substitute the given set of solutions to get the one set that satisfies the equation, and as said above, 3,-1 seems to do that

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