Question

3/7 = (10-m) / (10+m) find m​

Answer 1

Refer the attachment

Hope helped

Answer 2

$= > \: \frac{3}{7} = \frac{10 - m}{10 + m} \\ = > 3(10 + m) = 7(10 - m) \\ = > 30 + 3m = 70 - 7m \\ = > 7m + 3m = 70 - 30 \\ = > 4m = 40 \\ = > m = 10$

hope it will help u ✨☺️