45/a=35/21

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Solution for 45/a=35/21 equation: 


D( a )

a = 0

a = 0

a = 0

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

45/a = 35/21 // - 35/21

45/a-(35/21) = 0

45/a-5/3 = 0

45*a^-1 = 5/3 // : 45

a^-1 = 1/27

-1 < 0

1/(a^1) = 1/27 // * a^1

1 = 1/27*a^1 // : 1/27

27 = a^1

a = 27

a = 27

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