If AD = 3x + 4 and CD = x + 6, what is the value of x?

1) 7

2) 1

3) 10

4) 6

It would be 2) 1 because 3x1+4=7 and 1+6=7

if you plug in the others for x you get the answers listed below.

1) 7 3x7+4 = 25

1) 7 7+6 = 13

3) 10 3x10+4 = 34

3) 10 10+6 = 16

4) 6 3x6+4 = 22

4) 6 6+6 = 12