2/9=10/a

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Solution for 2/9=10/a equation: 


D( a )

a = 0

a = 0

a = 0

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

2/9 = 10/a // - 10/a

2/9-(10/a) = 0

2/9-10*a^-1 = 0

-10*a^-1 = -2/9 // : -10

a^-1 = 1/45

-1 < 0

1/(a^1) = 1/45 // * a^1

1 = 1/45*a^1 // : 1/45

45 = a^1

a = 45

a = 45

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