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Guys Help, Im not sure if it's A or D 2. Use an augmented matrix to solve the system. What is the value of x and y? x + y = 5 3x – y = –1 (1 point) (1, 4) (1, 5) (3, –1) (5, –1)

Mathematics
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The answer is A, Whenever you are confused or not sure, you can always try to put the values of x and y in the both equations and verify your ans. A satisfies the both eqns but D doesn't!
This is not the actual method, but its a trick to verify your ans or solve multiple choice questions.
Omq thx so much you just saved my life and you dont even knw <3

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lol, life doesn't really depend on a ques :P nyways i am glad! :)
is this an objective question or subjective question?
ahahaha no but it depends on my grade, which in return saves my life lol
i asked this because the question asks to find values using matrix method

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