4x/9=5/7

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Solution for 4x/9=5/7 equation: 


x in (-oo:+oo)

(4*x)/9 = 5/7 // - 5/7

(4*x)/9-(5/7) = 0

(4*x)/9-5/7 = 0

4/9*x-5/7 = 0 // + 5/7

4/9*x = 5/7 // : 4/9

x = 5/7/4/9

x = 45/28

x = 45/28

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