7/2x+7=9 - solution

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Solution for 7/2x+7=9 equation:

x in (-oo:+oo)

(7/2)*x+7 = 9 // - 9

(7/2)*x-9+7 = 0

7/2*x-2 = 0 // + 2

7/2*x = 2 // : 7/2

x = 2/7/2

x = 4/7

x = 4/7

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