Question

Please I need help, JUST one problem.
I need to show my work please!!

Answer 1

proved that x=9

Explanation:

A line that splits an angle into two equal angles. ("Bisect" means to divide into two equal parts)

so <CAB=<DAB

7x+2=5(x+4)

7x+2=5x+20

7x-5x=20-2

2x=18

x=9