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Aloiza [94]
3 years ago
9

I need help in both answers ASAP!!!!

Mathematics
2 answers:
maria [59]3 years ago
3 0
A.) 2nd option and 7(x-2)=56

B.) X=10
7x-14=56
7x=70
X=10
Ivahew [28]3 years ago
3 0
2nd one that’s the answer
You might be interested in
5.11.
irinina [24]

Answer:

Following are the response to the given points:

Step-by-step explanation:

For question 5.11:

For point a:

For all the particular circumstances, it was not an appropriate sampling strategy as each normal distribution acquired is at a minimum of 30(5) = 150 or 2.5 hours for a time. Its point is not absolutely fair if it exhibits any spike change for roughly 10 minutes.

For point b:

The problem would be that the process can transition to an in the state in less than half an hour and return to in the state. Thus, each subgroup is a biased selection of the whole element created over the last 2 \frac{1}{2} hours. Another sampling approach is a group.

For question 5.12:

This production method creates 500 pieces each day. A sampling section is selected every half an hour, and the average of five dimensions can be seen in a \bar{x}line graph when 5 parts were achieved.

This is not an appropriate sampling method if the assigned reason leads to a sluggish, prolonged uplift. The difficulty would be that gradual or longer upward drift in the procedure takes or less half an hour then returns to a controlled state. Suppose that a shift of both the detectable size will last hours 2 \frac{1}{2} . An alternative type of analysis should be a random sample of five consecutive pieces created every 2 \frac{1}{2} hour.

7 0
3 years ago
Which expression is equivalent to (6n-5)-(2n-3)? SHOW ALL WORK.
Maru [420]

Answer:

4n-2

Step-by-step explanation:

subtract 6n-2n

and then subtract 5-3

you get 4n-2

your answer will be 4n-2

8 0
4 years ago
What is the decimal equivalent of the fraction?
RUDIKE [14]
So to find the decimal of the fraction you to divide 7/11
which equals C. 0.636363636363 the 63 goes on forever.
5 0
3 years ago
Can you help me show the work and give me the answer?
Murrr4er [49]
The total distance must be greater than 80.  She has already ridden 18 miles.  And she will continue to ride m miles per day for at least 6 more days, so:

6m+18>80

More "work"...

distance>80

distance=18+6m

6m+18>80
7 0
3 years ago
A city's current population is 1,000,000 people. It is growing at a rate of 3.5% per year. The equation P=1,000,000(1.035)^x mod
Sloan [31]
To determine the number of years to reach a certain number of population, we need an equation which would relate population and the number of years. For this problem, we use the given equation:

<span>P=1,000,000(1.035)^x

We substitute the population desired to be reached to the equation and evaluate the value of x.

</span>P=1,000,000(1.035)^x
1400000=1,000,000(1.035)^x
7/5 = 1.035^x
ln 7/5 = ln 1.035^x
x = ln 7/5 / ln 1.035
x = 9.78

Therefore, the number of years needed to reach a population of 1400000 with a starting population of 1000000 would be approximately 10 years.
5 0
4 years ago
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