Question

for simultaneous equation in and y if d x is = 56 dy=42 and d=14 then find the value of x
y​

Answer 1

Answer:

Dx=25

Dy=50

at D=5

⇒5x=25

⇒x=

5

25

=5

5y=50

⇒y=

5

50

=10

⇒x=5.