-7=-2/v-2

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Solution for -7=-2/v-2 equation: 


D( v )

v = 0

v = 0

v = 0

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

-7 = -2/v-2 // + -2/v-2

2-(-2/v)-7 = 0

2*v^-1-7+2 = 0

2*v^-1 = 5 // : 2

v^-1 = 5/2

-1 < 0

1/(v^1) = 5/2 // * v^1

1 = 5/2*v^1 // : 5/2

2/5 = v^1

v = 2/5

v = 2/5

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