Answer:
The first one
Step-by-step explanation:
Answer:
Step-by-step explanation:
"At least" is inclusive, so you can be 21 years old.
Answer:
4.2 team members per day
Step-by-step explanation:
5 + 4 + 2 + 7 + 3 = 21
21/5 = 4.2
Answer:
r = 7
Step-by-step explanation:
Given
r + 15 = 4r - 6 ( subtract 4r from both sides )
- 3r + 15 = - 6 ( subtract 15 from both sides )
- 3r = - 21 ( divide both sides by - 3 )
r = 7
Answer:
D
Step-by-step explanation:
The quadratic formula:
where a is the coefficient of , b being the coefficient of and c being the constant.
Plug in the values:
Since
The answer is: