Math, asked by warzadaeffi143, 8 months ago

2.For simultaneous equation in variables x and y, Dx = 49, Dy = -63 D=7 then what is x? *

Answers

Answered by rehanprakash8888
0

Answer:

Step-by-step explanation:

dx= 41

d=7

so, 7x=41

= x = 41/7

= x = 5.85......

Answered by dps27524gst
3

Answer:

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Step-by-step explanation:

apply D value in two main equation,

Dx= 49

(7)x= 49

7x= 49

x= 49/7

x= 7

Dy=-68

(7)y=-68

7y = -68

y = -68/7

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