Which is a coefficient matrix for the system of linear equations? 6 A plus 2 b is equal to 22 negative 8 b minus 3 c is equal to negative 19 negative 10 A plus 9 c is equal to negative 12 A
the 3 by 3 matrix, row 1, column 1, 6 column 2, 2 column 3, 0 row 2, column 1, 0 column 2, negative 8 column 3, negative 3 row 3, column 1, negative 10 column 2, 0 column 3, 9 B
the 3 by 3 matrix row 1, 6 2 0 row 2, 0 8 3 row 3, 10 0 9 C
the 3 by 4 matrix, row 1, column 1, 6 column 2, 2 column 3, 0 column 4, 22 row 2, column 1, 0 column 2, negative 8 column 3, negative 3 column 4, negative 19 row 3, column 1, negative 10 column 2, 0 column 3, 9 column 4, negative 12 D
the 3 by 3 matrix, row 1, column 1, 6 column 2, 2 column 3, 22 row 2, column 1, negative 8 column 2, negative 3 column 3, negative 19 row 3, column 1, negative 10 column 2, 9 column 3, negative 12