2.1/x=-0.7

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Solution for 2.1/x=-0.7 equation: 


D( x )

x = 0

x = 0

x = 0

x in (-oo:0) U (0:+oo)

2.1/x = -0.7 // + 0.7

2.1/x+0.7 = 0

2.1*x^-1 = -0.7 // : 2.1

x^-1 = -0.33333333

-1 < 0

1/(x^1) = -0.33333333 // * x^1

1 = -0.33333333*x^1 // : -0.33333333

-3.00000003 = x^1

x = -3.00000003

x = -3.00000003

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