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Nostrana [21]
3 years ago
13

PLEASE HELP!!! Simplify the expression.

Mathematics
1 answer:
Ilia_Sergeevich [38]3 years ago
4 0

Answer:

 2d

 ——

 cd

Step-by-step explanation:

           c - d

Simplify   —————

            cd  

          1

Simplify   —

           d

Equation at the end of step  2  :

  1    1     (c - d)

 (— +  —) -  ———————

  c    d       cd  

Step  3  :

           1

Simplify   —

           c

Equation at the end of step  3  :

  1    1     (c - d)

 (— +  —) -  ———————

  c    d       cd  


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C
6*3=18
6*8= 48 and 3*8=24
24*48= 1152
1152/18=64

5 0
3 years ago
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123 is 75% of what amount
bixtya [17]
123/0.75 =164
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3 years ago
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Analyze this data, and match each percentage to the description it represents. Round your answers to the nearest whole number. 3
Aleksandr [31]

Answer:

(a)The percentage of hatchbacks that run on gasoline.=78%

(b) The percentage of diesel vehicles that are hatchbacks.=21%

(c)The percentage of SUVs that run on gasoline=30%

(d)The percentage of gasoline vehicles that are sedans=42%

(e)The percentage of sedans that run on diesel =44%

(f)The percentage of gasoline vehicles that SUVs.=8%

Step-by-step explanation:

This table gives information about vehicles sold at a dealership in a month.

------------------Gasoline-------Diesel

Hatchback------18---------------5

Sedan------------15---------------12

SUV----------------3----------------7

(a)The percentage of hatchbacks that run on gasoline.

Total Number of Hatchbacks=23

Number that run on Gasoline=18

Percentage that run on gasoline=(17/23)X100=78%

(b) The percentage of diesel vehicles that are hatchbacks.

Total Number of Diesel Vehicles=5+12+7=24

Number of Diesel Hatchbacks=5

Percentage of diesel vehicles that are hatchbacks=(5÷24)X100=21%

(c)The percentage of SUVs that run on gasoline

Total Number of SUVs=10

Number of Gasoline SUVs=3

Percentage of SUVs that run on gasoline=(3÷10)X100=30%

(d)The percentage of gasoline vehicles that are sedans.

Total Number of Gasoline Vehicles=18+15+3=36

Number of Gasoline sedans=15

Percentage of Sedans that run on gasoline=(15÷36)X100=42%

(e)The percentage of sedans that run on diesel

Total Number of Sedans=15+12=27

Number of Diesel Sedans=12

Percentage of sedan that run on diesel=(12÷27)X100=44%

(f)The percentage of gasoline vehicles that SUVs.

Total Number of Gasoline Vehicles=18+15+3=36

Number of Gasoline SUVs=3

Percentage of SUVs that run on gasoline=(3÷36)X100=8%

4 0
3 years ago
Linear equation <br><br> 4.5 + 1.5y=24<br> x-y=4
WARRIOR [948]
4.5x + 1.5y = 24 ⇒ 4.5x + 1.5y = 24
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                                              6     6
                                               y = 1
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                                 <u>         - 1.5    - 1.5</u>
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3 years ago
Suppose you mark n points on a circle, where n is a whole number greater than 1. The number of segments you can draw that connec
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The expression for the number of segments drawn out of the n number of points in the circle is,
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Substituting directly to the expression the number of points, n, which is equal to 8,
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Thus, there are 28 segments that can be drawn from the points. 
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