Bentuk sederhana dari gambar

[tex]\displaystyle \frac{3}{2a^2}+\frac{2a}{8a^2b}-\frac{3a+b}{4ab^2} \\ \\ \frac{3\times 4a}{8a^2b^2}+\frac{2a\times b}{8a^2b^2}-\frac{(3a+b)\times 2a}{8a^2b^2} \\ \\ \frac{12a+2ab-(6a^2+2ab)}{8a^2b^2}=\frac{12a+2ab-6a^2-2ab}{8a^2b^2} \\ \\ \frac{-6a^2+12a}{8a^2b^2} =\frac{2a(-3a+6)}{8a^2b^2} = \frac{-3a+6}{4ab^2} \\ \\ \frac{6-3a}{4ab^2}[/tex]