6/a+4=8/7

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Solution for 6/a+4=8/7 equation: 


D( a )

a = 0

a = 0

a = 0

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

6/a+4 = 8/7 // - 8/7

6/a-(8/7)+4 = 0

6/a-8/7+4 = 0

6*a^-1 = -20/7 // : 6

a^-1 = -10/21

-1 < 0

1/(a^1) = -10/21 // * a^1

1 = -10/21*a^1 // : -10/21

-21/10 = a^1

a = -21/10

a = -21/10

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