Question

If Dx= -30, Dy = 40 and D = -5 are the values of the determinants for certain simultaneous
equations in x and y, find x.​

Answer 1

Answer:

x=6

y=-8

Step-by-step explanation:

x=6*-5=-30

y=-5*-8=40

Answer 2

Answer:

if Dx=30 , dy =40 and D=5 are the valus of the deteminants for certain simultaneous equation in x and y find x