Answer:
The diameter is 2 times the radius.
D=2r
Substitute 20 as the diameter and solve for r.
20=2r
Divide both sides by 2.
10=r
So, the radius is 10 centimeters.
:)
Answer:
very easy just multiply 72 by 6 and the congroup the variable and the anser from mulpyiplication
Step-by-step explanation:
Answer:
x = -33
Step-by-step explanation:
2.25 + 8.50x = 50
8.50x = 50 - 2.25
8.50x = 47.75
——— ———
8.50. 8.50
x = 5.6 hours
Hope that helps :)