(5x + 69)
(15x – 29)
Find the values of x and z
![5x 69 15x 29 Find the values of x and z class=](https://us-static.z-dn.net/files/d45/296485f319d6756d63e7958268d9f381.png)
Step-by-step explanation:
due to the rules of crossing lines, z = 5x + 69
and all angles on one side of a line sum up to 180 degrees.
so,
5x + 69 + 15x - 29 = 180
20x + 40 = 180
x + 2 = 9
x = 7
z = 5x + 69 = 5×7 + 69 = 35 + 69 = 104 degrees