Question

for simultaneous equation in x&y if Dx=100 and D=25 then find the value of y​

Answer 1

Answer:

Step-by-step explanation:Dx=25

Dy=50

at D=5

⇒5x=25

⇒x=  

5

25

​  

=5

5y=50

⇒y=  

5

50

​  

=10

⇒x=5.