8/y+2=-7

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Solution for 8/y+2=-7 equation: 


D( y )

y = 0

y = 0

y = 0

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

8/y+2 = -7 // + 7

8/y+2+7 = 0

8*y^-1 = -9 // : 8

y^-1 = -9/8

-1 < 0

1/(y^1) = -9/8 // * y^1

1 = -9/8*y^1 // : -9/8

-8/9 = y^1

y = -8/9

y = -8/9

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