3x/7=9/4

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Solution for 3x/7=9/4 equation: 


x in (-oo:+oo)

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

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

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

3/7*x-9/4 = 0 // + 9/4

3/7*x = 9/4 // : 3/7

x = 9/4/3/7

x = 21/4

x = 21/4

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