Answer:
25
Step-by-step explanation:
Answer:
z=-3
Step-by-step explanation:
Answer: P=28 meters
Step-by-step explanation:
× a ⇒ a is the side length
× 

Answer:
I don't know
Step-by-step explanation:
Use the app and search it instead of waiting.
Problem: 2/7 (4+c)=6
1. 7/2 x 2/7 x (4+c)=7/2 x 6
2. 4+c=7 x 3
3. 4+c=21
4. c=21-4
Answer: c=17