Answer:
c
Step-by-step explanation:
you have a calculator dont you?
Answer:
1-c
2-b
3-a
Step-by-step explanation:
1. 7y=14
y=2
-7y=-14
y=2
so the equation has one solution
2. 0=0
so the equation has infinite solution
3. 0=2 false
so the equation has no solution
87.474 hope it’s right :)
Answer:
8
Step-by-step explanation:
1/4πr² + (2x4) - 1/4πr²
r = 4
8
