Solve for a, P, Q
a=-\frac{1-36Q}{36\left(3-P\right)}\text{, }P\neq 3\text{, }Q\in \mathrm{C}
a\in \mathrm{C}\text{, }P=3\text{, }Q=\frac{1}{36}\approx 0.027777778
a=-\frac{1}{54}\approx -0.018518519\text{, }P=\frac{3\left(36Q+1\right)}{2}\text{, }Q\in \mathrm{C}
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