Which system of linear equations can be solved using the equation the 2 by 1 column matrix x y is equal to the 2 by 2 matrix, row 1, column 1, 1 fourth column 2, 3 fourths row 2, column 1, 1 column 2, 2 the 2 by 1 column matrix row 1 28 row 2 negative 12 ?

Question

Revolt · Accepted Answer

1 fourth x plus 3 fourths y is equal to 28

x plus 2 y is equal to negative 12

Pretest

Which system of linear equations can be solved using the equation the 2 by 1 column matrix x y is equal to the 2 by 2 matrix, row 1, column 1, 1 fourth column 2, 3 fourths row 2, column 1, 1 column 2, 2 the 2 by 1 column matrix row 1 28 row 2 negative 12 ?

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