Question

find the sum : -9/21 +5/-7+2/3​

Answer 1

Answer:

$\frac{ - 10}{21}$

Step-by-step explanation:

$\frac{ - 9}{21} + \frac{5}{ - 7} + \frac{2}{3} \\ = \frac{2}{3} - \frac{5}{7} - \frac{9}{21} \\ = \frac{2 \times 7 - 5 \times 3 - 9 \times 1}{21} \\ = \frac{14 - 15 - 9}{21} \\ = \frac{ - 1 - 9}{21} \\ = \frac{ - 10}{21}$

Answer 2

Answer:

this is your ans sorry it is tedha