Question

4a/7-2a/3+a/7 plz solve this one also.​

Answer 1

Answer:

$\frac{4a}{7} - \frac{2a}{3} + \frac{a}{7} \\ = \frac{12a - 14a + 3a}{21} \\ = \frac{12a - 11a}{21} \\ = \frac{a}{21}$