Question

DX = 25,D = 5 the value of determinants for certain simultaneous equations in X and y,find x

Answer 1

x = Dx
----
D
x= 25
----'
5

x= 5
by cramus rule.

Answer 2

Given :- Dx = 25, D = 5

x = Dx

     D

x = 25

      5

x = 5

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