Question

Find the value of x. I need help.

Answer 1

(DE)//(AC)

BD/BA=BE/BC

10-x/(10-x+x) = 3/5

10-x/10 = 3/5

5(10-x)= 10*3

50-5x=30

-5x=30-50

5x=20

x=4

Answer 2

3/(10 - x) = 5/10

5(10 - x) = 30

10 - x = 6

x = 4