Question

3x+4y=-6 ,x+2y=-4 find the value of Dx and Dy to solve the simultaneous equations by cramers rule​

Answer 1

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In cramer's rule of a1x+b1y=c1,a2x+b2y=c2

x=DDx=∣∣∣∣∣∣a1a2b1b2∣∣∣∣∣∣∣∣∣∣∣∣c1c2b1b2∣∣∣∣∣∣

y=DDy=