Answer: x= -21/10
Step-by-step explanation:
Use distributive property and combine like terms to solve.
Answer:
A.
Step-by-step explanation:
The formula for circumference is:

We know that the circumference is 8π inches. So, substitute 8π for C:

Solve for r. Divide both sides by 2π. So:

Therefore, the radius is 4 inches.
Hence, our answer is A.
I think its b because a coefficient is a number that is placed in front of a variable and the 4 is just a constant
Answer:
1) is correct. not second
Step-by-step explanation: