U/9=7x

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Solution for U/9=7x equation: 


x in (-oo:+oo)

U/9 = 7*x // - 7*x

U/9-(7*x) = 0

U/9-7*x = 0

1/9*U-7*x = 0 // - 1/9*U

-7*x = -(1/9*U) // : -7

x = (-(1/9*U))/(-7)

x = 1/63*U

x = 1/63*U

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