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Oksana_A [137]
3 years ago
11

*HELP ME PLEASE* Consider the equation: 3x + 1 – 9 = 3(x + 2) + n.

Mathematics
1 answer:
Lubov Fominskaja [6]3 years ago
4 0

Answer:

n  = -14

Step-by-step explanation:

Let us try to solve this equation for n;

     3x + 1 - 9  = 3(x + 2)  + n

     3x  - 8  = 3x + 6 + n

      3x - 3x -8 - 6  = n

              -14  = n

The value of n  = -14

This value is the value of the equation that will have no solution.

 To know if we are correct, let us input this value into the expression

        3x + 1 - 9  = 3(x + 2)  + n

        3x - 8  = 3x + 6 -14

 Collect like terms;

        3x - 3x  = 8 + 6 - 14

               0 = 0

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Answer:

Date, page numbers, file path and file name, number of pages, sheet name.

Step-by-step explanation:

The header in excel sheet appears at the top of the page and footer appears at the bottom of the page. Header and footer are used in a excel sheet to include title of file, page number, etc.

From the given options, the information that is commonly included in headers and footers are current date, page number, number of pages, file path, file name, and sheet name.

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4 years ago
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Answer:

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4.  volume of cylinder = 288π cube units

5.  volume of sphere = 972π cube units

6.  volume of cone = 972π cube units

Step-by-step explanation:

1.  Radius of cone (r) = 12units

height of cone(h)  = 6units

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=π/3.12.12.6

=π.12.12.2

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2.  diameter of cylinder(d) = 12units

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radius of cylinder (r) = 4 units

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radius of cone (r) = 9 units

height of cone (h) = 36 units

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= π.3.9.36

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Step-by-step explanation:

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