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Viktor [21]
3 years ago
12

Someone help asap please.

Mathematics
2 answers:
Lerok [7]3 years ago
6 0
<h2>Repeating Decimal to Fraction</h2>

Note: "..." is the repeating sign I'm using.

Answer: 2/9

<h3>Steps</h3>

Let X equal the decimal number  

Equation 1:

X = 0.2...

With 1 digit in the repeating decimal group,

create a second equation by multiplying

both sides by 10

X * 10 = 10X and 0.2...* 10 = 2.2...

Equation 2:

10X = 2.2...

Subtract equation 1 from equation 2

10X = 2.2...  -   X = 0.2...

We get

9X = 2

In conclusion, 0.2... =   2/9

<h2>Repeating Decimal to Mixed Number</h2>

This decimal cannot be a mixed number because it has no number in the one's, ten's, or hundred's place.

zmey [24]3 years ago
4 0

Answer:

2/9= 0.222222222........

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9514 1404 393

Answer:

  x = 16

Step-by-step explanation:

The angle bisector divides the sides proportionally.

  (x -4)/9 = x/12

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  x = 16 . . . . . . . . . . . . add 16-3x to both sides, simplify

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A group of scientists studied the amount of erosion at a beach. The scientist determined that the equation y=-0.5x+26 models the
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Answer:

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Step-by-step explanation:

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3 years ago
Evaluate the expression below when x = 4 and y = 12.<br> 5х^2 — Зу
Zina [86]

Answer:

44

Step-by-step explanation:

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44

8 0
3 years ago
What is the y-intercept of the graph that is shown below?
Gnoma [55]

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(0,4)

Step-by-step explanation:

The y intercept is where the x value is zero

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7 0
3 years ago
Y = -3x +10 3x +y = 5 substitution method
spayn [35]

Answer:

no solutions

Step-by-step explanation:

y = -3x +10

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Combine like terms

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