3. Solve your given pair of simultaneous equations (with two variables) using matrix and determinant methods. A 2x + 3y = 18 D 4x - y = 8 B x-2y = -5 E 6x-3y = 6 € 3x19 13 F 5x - 4y = -1 4. Solve your given set of simultaneous equations (with three variables) using matrix and determinant methods. A 2a 2b +2=2 C 3a-b+ 2c = 3 E 3a+b-2c = -9 B-a-b+c=3 D = a + b +2c=11 F 2a + 3b+c=8

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