Solve- 11a2 - 9ac11b2 - 9bd - a2 - 3acb2 - 3bd

11a^2+9ac11b^2+9bd=a^2+3acb^2+3bd a(11a+9c)b(11b+9d)=a(a+3c)b(b+3d) (11a+9c)(b+3d)=(a+3c)(11b+9d) 11 ab+33ad+9cb+27cd=11ab+9ad+33bc+27cd ...

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Solve: 11a2...

Question

Solve: $\frac{11 a^{2} + 9 a c}{11 b^{2} + 9 b d} = \frac{a^{2} + 3 a c}{b^{2} + 3 b d}$

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