Respuesta :

940172

Answer:

0

Step-by-step explanation:

1. Find LCD

LCD=21

2. Convert all fractions to fractions with the LCD

[tex]\frac{15}{21} \\\\\frac{5}{7} =\frac{15}{21}[/tex]

3. Solve

[tex]\frac{15}{21} - \frac{15}{21} =0[/tex]