2.For simultaneous equation in variables x and y, Dx = 49, Dy = -63 D=7 then what is x? *
Answers
Answered by
0
Answer:
Step-by-step explanation:
dx= 41
d=7
so, 7x=41
= x = 41/7
= x = 5.85......
Answered by
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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