2/5x-3y=4/7

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Solution for 2/5x-3y=4/7 equation: 


x in (-oo:+oo)

(2/5)*x-(3*y) = 4/7 // - 4/7

(2/5)*x-(3*y)-(4/7) = 0

(2/5)*x-3*y-4/7 = 0

2/5*x-3*y-4/7 = 0 // + -3*y-4/7

2/5*x = -(-3*y-4/7) // : 2/5

x = (-(-3*y-4/7))/2/5

x = 5/2*(4/7-(-3*y))

x = 5/2*(4/7-(-3*y))

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