Question

Can anyone explain how to find x?

Answer 1

x = 5

Explanation:

According to angle bisector

9/15 = (2x - 1)/(3x)

3/5 = (2x - 1)/(3x)

Cross multiply

3(3x) = 5(2x - 1)

9x = 10x - 5

-x = - 5

x = 5

Answer 2

add it by 20

Explanation: