Answer:
The correct answer is "1668". A further solution is provided below.
Step-by-step explanation:
According to the question,
Estimated proportion,
Margin of error,
E = 0.02
Level of confidence,
= 90%
= 0.90
Critical value,
Now,
⇒
or,
Answer: y = 3
Step-by-step explanation: You're given x, find y.
- -2(-3) + 3y = 12 (substitute in for x)
- 6 + 3y = 12 (multiply)
- 3y = 9 (divide both sides by 3)
- 3 = y
Answer:
though this is difficult i know you would get it. Anyhow im real tired... will solve later... gl
Answer:
Equation of line: y=3x-18
Step-by-step explanation:
Point: (5,7) and slope=-13
y-7=-13(x-5)
y=-13x+72
Answer:the answer is b
Step-by-step explanation: 3x+x=4x
-4y-y=-5y
z-2z=-z