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Debora [2.8K]
2 years ago
8

2) Three less than ten times a number is seven more than five times the number. Find the number.

Mathematics
1 answer:
Kruka [31]2 years ago
4 0

Answer:

10x -3 =5x +7

5x= 10

x=2

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A flagpole casts a shadow that is 23.5 feet long. At the same time of day, mrs gilbert who is 5.5 feet tall casts a shadow that
madreJ [45]
Shadow of the flagpole=23.5f
Sf=23.5
shadow of gilbert=7.5f
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hg=5.5
Sf/hf=Sg/hg
23.5/hf=7.5/5.5
23.5*5.5/7.5=hf
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8 0
3 years ago
What are the domain and range of f(x)=-37
balandron [24]

Answer: Domain: All real numbers. Range: y=-37

Step-by-step explanation: The function of f(x)=-37 is a horizontal line that goes from negative infinity to positive infinity. The domain can be any number since there is no limit on what the x value can be. The range will always be y=-37 because no matter what x will equal, y will always be equal to -37 in the function of f(x)=-37.

3 0
3 years ago
**PLZ HELP IM TERRIBLE AT MATH**
Lena [83]

Answer:

120.9

Step-by-step explanation:

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5 0
3 years ago
Which is equivalent to (9y2 – 4x)(9y2 + 4x), and what type of special product is it?
QveST [7]
This is an example of the difference of squares.

a^2 - b^2 = (a-b)(a+b)

So to find the product of <span>(9y</span>²<span> – 4x)(9y</span>²<span> + 4x), we use the formula for the difference of squares.

</span>(9y^2 - 4x)(9y^2 + 4x)\\\\=(9y^2)^2 -(4x)^2\\\\=\boxed{\bf{81y^4 - 16x^2}}<span>
</span>
7 0
3 years ago
The following frequency table summarizes last week's bed sales at Cloud Nine Furniture.
Masteriza [31]

Answer:

Option A. 0.20

Step-by-step explanation:

Observations from the given frequency table are :

Total number of beds sold at Cloud Nine Furniture = 3 + 6 + 4 + 2

                                                                                     = 15

Number of twin beds sold = 3

Then, probability that the next bed sold will be a twin bed,

P=\frac{\text{favorable outcome}}{\text{total number of possible outcomes}}

  =\frac{3}{15}

  = 0.20

Therefore, the probability that the next bed sold is a twin bed will be 0.20 or 20%.

Option A. is the correct answer.

5 0
3 years ago
Read 2 more answers
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