Задание 5Б

1. $$\frac{a}{b} = \frac{ab}{b^2}$$
2. $$\frac{x}{y} = \frac{3x}{3y}$$
3. $$\frac{2}{x} = \frac{16xy}{8xy}$$
4. $$\frac{7b}{a} = \frac{7b}{3a}$$
5. $$\frac{a^2}{2x} = \frac{2a^2}{4x}$$
6. $$\frac{3x}{5b} = \frac{9x}{15b}$$
7. $$\frac{2a}{b^2} = \frac{10a}{5b^2}$$
8. $$\frac{1}{3ab} = \frac{6}{18ab}$$
9. $$\frac{3}{x^2y^2} = \frac{18}{6x^2y^2}$$
10. $$\frac{a}{b} = \frac{a^2}{b^3}$$
11. $$\frac{x}{y} = \frac{7x}{7y}$$
12. $$\frac{2}{x} = \frac{2xy}{x^2y}$$
13. $$\frac{7b}{a} = \frac{7b}{2a^2}$$
14. $$\frac{a^2}{2x} = \frac{4a^2}{8xa}$$
15. $$\frac{3x}{5b} = \frac{3x}{5b^2a}$$
16. $$\frac{2a}{b^2} = \frac{6a}{3b^2}$$
17. $$\frac{1}{3ab} = \frac{6a^2b}{18a^3b^2}$$
18. $$\frac{3}{x^2y^2} = \frac{3y}{6x^3y^3}$$
19. $$\frac{a}{b} = \frac{10a}{10b^3}$$
20. $$\frac{x}{y} = \frac{4x}{4y}$$
21. $$\frac{2}{x} = \frac{6xy^2}{3x^2y^2}$$
22. $$\frac{7b}{a} = \frac{7b^2}{ab}$$
23. $$\frac{a^2}{2x} = \frac{3a^2}{6x^2a}$$
24. $$\frac{3x}{5b} = \frac{12x^2}{20b^3}$$
25. $$\frac{2a}{b^2} = \frac{2ay}{b^2y}$$
26. $$\frac{1}{3ab} = \frac{6b}{18ab^2}$$
27. $$\frac{3}{x^2y^2} = \frac{3}{ax^3y^3}$$