Answer:
- x = 3
- y = 4.
- There are infinite solutions. I'll just give you this solution.
Step-by-step explanation:
<u>Given equation:</u>
<u>Solve for variables:</u>
- 7 - x = y
- 7 - 3 = 4
- 7 - y = x
- 7 - 4 = 3.
<u>Answers:</u>
Answer:
Option d (7.84 or less) is the right alternative.
Step-by-step explanation:
Given:
Random sample,
The level of significance,
= 0.95
or,
hence,
The margin of error will be:
⇒
By putting the values, we get
50=30+3x
(Subtract 30 from both sides)
20=3x
(Divide each side by 3)
6.67=x
She would need to sell 7 plants per day if she wanted to make at least $50 a day if she took the second deal
Answer:
ok
Step-by-step explanation: