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how do I work this problem in cramers rule

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3x+4y=-7        

2x+y=-3
asked Nov 21, 2013 in ALGEBRA 2 by johnkelly Apprentice

1 Answer

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Given equations are 3x+4y = -7

2x+y = -3

Carmers rule AX = B

Here a is a coefficient matrix, X is varible matrix and B is constant matrix.

Convert the equations in to matrices form.

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Solution x = -1 and y = -1

answered Nov 21, 2013 by william Mentor

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