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Mathematics 15 Online
OpenStudy (anonymous):

solve the system by using a matrix equation 2x-3y=3 5x-7y=9

OpenStudy (anonymous):

i got (6,3)

Vocaloid (vocaloid):

good! remember that you can check your answer by letting x = 6 and y = 3, then plugging them back into the original equations

Vocaloid (vocaloid):

2(6)-3(3) = 3 5(6)-7(3) = 9

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