6/7x-420 - solution

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Solution for 6/7x-420 equation:

x in (-oo:+oo)

(6/7)*x-4 > 20 // - 20

(6/7)*x-20-4 > 0

6/7*x-24 > 0 // + 24

6/7*x > 24 // : 6/7

x > 24/6/7

x > 28

x in (28:+oo)

(28:+oo)

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