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Alchen [17]
3 years ago
13

What is x for -4x - 18=22

Mathematics
2 answers:
Nonamiya [84]3 years ago
7 0

Answer: x = -10

Step-by-step explanation:

Add 18 to both sides and it’s -4x=40 then divide both sides by -4 and then it’s x = 40/-4 witch is -10

kirza4 [7]3 years ago
3 0

Answer:

x = -10

Step-by-step explanation:

-4x - 18= 22

-4x = 22 + 18

-4x = 40

x = 40/-4

x = -10

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Brut [27]
If you want to know how much you need left to put in the answer is: in bold

2 3/4 - 1 1/4 =
2 -1 = 1
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so your final answer is 1 1/2 cups of flour

hope this helps :)
5 0
4 years ago
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question 31 pts a fair six-sided die is tossed 300 times. find the expected value of the sample mean of the values obtained in t
mojhsa [17]

The expected value of the sample mean of the values obtained in these 300 tosses is 3.5

Given :

A fair six sided die is tossed 300 times

We have to find the expected value of the sample mean of the values obtained in these 300 tosses.

A dice have six sides:

In a fair dice every side has equal chance of occurrence,

Now the probability of presence of each side = 1/6

Now the expected value of the sample mean of the values obtained in these 300 tosses is given by:

E(x) = Σx P(x =x)

= 1*1/6 + 2*1/6 + 3*1/6 + 4*1/6 + 5*1/6 + 6*1/6

= 1/6 + 2/6 + 3/6 + 4/6 + 5/6 + 6/6

= 1/6 (1+2+3+4+5+6)

= 1/6 (21)

= 21/6

E(x) = 3.5

Hence, the expected value of the sample mean of the values obtained in these 300 tosses is 3.5

To know more about sample mean check the below link:

brainly.com/question/29739571

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3 0
2 years ago
The market bought grapes for $0.87 a pound and sold them for $1.15 a pound. What is the percent of increase rounded to the neare
DochEvi [55]
If A is the buying value & B the selling value, then the increase =

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4 0
4 years ago
PLEASE HELP ME WITH THIS
NeX [460]

In this question , we have to use sine law, which is

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sin  \ P = \frac{47.6 sin 73}{68}

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Correct option is b.

4 0
3 years ago
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julia-pushkina [17]

Answer: 14

Step-by-step explanation:

when you multiply 9 by 14 you get the answer 126.

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8 0
4 years ago
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