Answer:
z=3
Step-by-step explanation:
→32+76+24z=180[Sum of all sides of a triangle]
→108+24z=180
→24z=180-108
→z=72/24
→z=3
A double digit of the same number.
Answer:

Step-by-step explanation:
Answer:
54
Step-by-step explanation:
comment if you want a step-by-step