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Finger [1]
3 years ago
9

Item 11

Mathematics
2 answers:
Gre4nikov [31]3 years ago
7 0

Answer:

54+2x=5x−3(2+6x) = Given

54+2x=5x−6−18x = Distributive Property

54+2x=−13x−6 = Combine Like Terms

54=−15x−6 = Subtraction Property of Equality

60=−15x = Addition Property of Equality

−4=x = Division Property of Equality

Step-by-step explanation:

Elena-2011 [213]3 years ago
3 0

Answer:

54+2x=5x-3(2+6x)

54+2x=5x-6-18x

2x-5x+18x=-6-54

15x=-60

x=-60÷15

x=-4

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Use long division to determine the quotient of the polynomials. (x3 – 7x – 6) ÷ (x – 4) Which of the following options best desc
Lelechka [254]

Answer:

The correct option is c.

Step-by-step explanation:

The quotient of the polynomials is

\frac{(x^3-7x-6)}{x-4}

We need to find the remainder by using long division method.

The dividend of the given expression is

Dividend=x^3-7x-6

Divisor=x-4

The long division method is shown below.

\frac{(x^3-7x-6)}{x-4}=(x^2+4x+9)+\frac{30}{x-4}

From the below attachment it is clear that the quotient has a remainder of 30. Therefore, the divisor is not factor of the dividend.

Therefore the correct option is c.

4 0
3 years ago
Sara is 9 years younger than her brother, Michael. The sum of their ages is 47 years. How old is Sara and how old is her brother
kotykmax [81]

Answer:

Michael is 38 and Sara is 29

Step-by-step explanation:

Because it says the sum of their age is 47 you do 47-9=38 so that would be Michael's age and than because Sara is 9 years younger than him and then you would do 38-9=29

7 0
2 years ago
What does 1/3 minus 4/9 equal?
REY [17]
The answer I believe is -1/9
7 0
3 years ago
Read 2 more answers
At the local ball park, the team charges $5 for each ticket and expects to make $1,400 in concessions. The team must pay its pla
Eduardwww [97]

Answer:

The number of tickets must be sold is 2500

Step-by-step explanation:

The charge for each ticket = $ 5

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Let The number of tickets sold = x

Now, number of ticket sold = number of fans = x

So, According to question

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6 0
3 years ago
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Musya8 [376]
First, let's use the given information to determine the function's amplitude, midline, and period. 

Then, we should determine whether to use a sine or a cosine function, based on the point where x=0.

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Since the graph intersects its midline at x=0, we should use thesine function and not the cosine function. 

This means there's no horizontal shift, so the function is of the form -

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The midline is y=5, so d=5. 

The period is 4π so b = 2π / 4π = 1/2 simplified. 

f(x)1 sin 1/3x+5 = Solution
5 0
3 years ago
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