Answer:
30
Step-by-step explanation:
Answer: Usain Bolt
Step-by-step explanation:
Answer is n= -1 Explanation first thing you need to do is to divide the 7 and 21 to get n+4=3. After that move the constant 4 and switch it with 3. N+3=4. Then calculate n+3=4 to get n= -1
Circumference of a cirlce=2πr
Data:
r=7 in
Circumference=2(3.141592....)(7 in)=43.9822...in≈44 in.
Answer: 44 inches.
-1=1/2x+3
2=1/2x
(2)2=1/2x(2)
4=x
Answer: x=4