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sladkih [1.3K]
3 years ago
10

NO FILES I really need this one correct plz and thank you.

Mathematics
1 answer:
harina [27]3 years ago
7 0

Answer:

x=20°

Step-by-step explanation:

→ x+100+3x=180

→ 4x+100=180

→ 4x=180-100

→ 4x=80

→ x=\frac{80}{4}=20

x=20°

---------

hope it helps...

have a great day!!

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A container contains 1212 diesel engines. The company chooses 88 engines at​ random, and will not ship the container if any of t
bija089 [108]

Answer:

The probability that a container will be shipped even though it contains 2 defectives if the sample size is 88, will be P(S)=85.99\%

Step-by-step explanation:

The first step is to count the number of total possible random sets of taking a sample size of 88 engines over 1212 engines of the population, so \left[\begin{array}{ccc}1212\\88\end{array}\right] =1212C88=4.7205x10^{135}

The second step is to count the number of total possible random sets of taking a sample size of 88 engines over 1210 engines (discounting the 2 defective engines) as the possible ways to succeed, so \left[\begin{array}{ccc}1210\\88\end{array}\right] =1212C88=4.0596x10^{135}

Finally we need to compute \frac{\# ways\ to\ succeed}{\# random\ sets\ of \ 88} =\frac{4.0596x10^{135}}{4.7205x10^{135}}=0.8599=P(S), therefore the probability that a container will be shipped is P(S)=85.99\%

7 0
3 years ago
Which two angle pairs form complementary angles?
tatuchka [14]
It would be 73° and 17° because when you add them up it equals 90
6 0
3 years ago
42,42,24,36,60,6<br> Find the sum of the differences squared between the data entries and the mean.
irakobra [83]
42,42,24,36,60,6

1st Find the mean  X̅ =(42+42+24+36+60+6)/6 = 35

2nd find the difference between the data set value and the mean (x - X̅)
and square them:
(42-35)² = 49
(42-35)² = 49
(24-35)² = 121
(36-35)² = 1
(60-35)² = 625
(6-35)² =  814
Now add up te result ∑(x-X̅)² =1659
3 0
3 years ago
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Sergio039 [100]

Answer:

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Step-by-step explanation:

y=7x+6_____equation1

5x+y=2_____equation2

substitute y into equation 2

5x+7x+6=2

12x+6=2

12x=2-6

12x=-4

x= -1/3

substitute X into equation 1

y=7x+6

y=7(-1/3)+6

y=-7/3+6

y=9/3

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5 0
3 years ago
For problem 5, use the ordered pairs to answer the following question. SHOW YOUR WORK FOR FINDING SLOPE
yarga [219]

Answer:

what are the ordered pairs? then graph them and do the y axis number over the x axis number

Step-by-step explanation:

4 0
3 years ago
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