Answer:
Step-by-step explanation:
[tex]\frac{3x}{5xy^{4}}+\frac{6x^{2}}{15x^{2}y}=\frac{3}{5y^{4}}+\frac{6}{15y}\\\\=\frac{3}{5y^{4}}+\frac{2}{5y}\\\\=\frac{3}{5y^{4}}+\frac{2*y^{3}}{5y*y^{3}}\\\\=\frac{3}{5y^{4}}+\frac{2y^{3}}{5y^{4}}\\\\=\frac{3+2y^{3}}{5y^{4}}[/tex]
