Qualitative methods are primarily based on numerical data importance of research observations the number of surveys returned sta
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Step-by-step explanation:
We have
So we find GCD = 1
2) By back substitution we get
71407 (543) - 19387(2000) =1
So x = 543 and y = -19387
Because we got 71407 (543) - 19387(2000) =1
y cannot be positive
y can only be negative