2x/5=7x/4 - solution

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Solution for 2x/5=7x/4 equation:

x in (-oo:+oo)

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

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

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

-27/20*x = 0 // : -27/20

x = 0

x = 0

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