4x-5y=9

4x-5y=9

Input
4 x – 5 y = 9
Geometric figure
line
Real solution
y = (4 x)/5 – 9/5
Solution
y = (4 x)/5 – 9/5
Integer solution
x = 5 n + 1, y = 4 n – 1, n element Z
Solution for the variable y
y = 1/5 (4 x – 9)

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