X/3+7x

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Solution for X/3+7x equation: 


x in (-oo:+oo)

X/3+7*x = 0

1/3*X+7*x = 0 // - 1/3*X

7*x = -(1/3*X) // : 7

x = (-(1/3*X))/7

x = -1/21*X

x = -1/21*X

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