Find x
(4+25)
(6x+20)
(3x+25)
![Find x 425 6x20 3x25 class=](https://us-static.z-dn.net/files/db6/45fbc8993384c667cd5460f570062c5b.png)
Answer: 15
Step-by-step explanation:
Opposite angles of a cyclic quadrilateral are supplementary, so:
[tex]3x+25+6x+20=180\\\\9x+45=180\\\\9x=135\\\\x=\boxed{15}[/tex]