Question

If x=5 and y= -3 for certain simultaneous equations and the determinant D= -5 then find the value of Dx and Dy.​ ​

Answer 1

Answer:

first one answer Dx is

Step-by-step explanation:

Dx if D is -5 and x is 5 we multiply them and answer is -25

second one answer Dy is

Dy if D is -5 and y is -3 we multiply them and answer is 15