63/9x-7=84 - solution

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Solution for 63/9x-7=84 equation:

x in (-oo:+oo)

(63/9)*x-7 = 84 // - 84

(63/9)*x-84-7 = 0

7*x-91 = 0 // + 91

7*x = 91 // : 7

x = 91/7

x = 13

x = 13

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