4x-5y=20

4x-5y=20

Input
4 x – 5 y = 20
Geometric figure
line
Real solution
y = (4 x)/5 – 4
Solution
y = (4 x)/5 – 4
Integer solution
x = 5 n, y = 4 n – 4, n element Z
Solution for the variable y
y = (4 (x – 5))/5

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