3/a=7/10

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Solution for 3/a=7/10 equation: 


D( a )

a = 0

a = 0

a = 0

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

3/a = 7/10 // - 7/10

3/a-(7/10) = 0

3/a-7/10 = 0

3*a^-1 = 7/10 // : 3

a^-1 = 7/30

-1 < 0

1/(a^1) = 7/30 // * a^1

1 = 7/30*a^1 // : 7/30

30/7 = a^1

a = 30/7

a = 30/7

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