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gregori [183]
4 years ago
7

Please help me with the following questions. Thanks!

Mathematics
1 answer:
Natali5045456 [20]4 years ago
5 0

Answer:

The answer to your questions  are in bold

Step-by-step explanation:

a)  

 C = \left[\begin{array}{ccc}-6&6\\-2&4\\\end{array}\right]

    = -24 + 12

   = -12

b)  -1   7          -4   -1                   -1  - 4        7 - 1               - 5      6

    -2 -6          -8    8      =          -2 - 8       -6 + 8              -10      2

     2 -3           2   -7                  2 + 2        -3 - 7               4       -10

   -1   10         -6     5                 -1 - 6         10 + 5              -7       15

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What is the slope? (IXL)
Vedmedyk [2.9K]

Answer:

The slope would be 5/2.

Step-by-step explanation:

Hold on I need to write this down

x    y

50  0

70 50

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or

5/2

6 0
3 years ago
6 less than the product of 3 and a number. As an algebraic expression
zhenek [66]

Answer:

3n -6

Step-by-step explanation:

Let the number be n :

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6 less will be 3n- 6

Hope this helped and have a good day

5 0
2 years ago
You can sand frac{4}{9}
Reptile [31]

Answer:

Step-by-step explanation:

2 and 38/45 square yards can be sanded in 3.2 hours.

Step-by-step explanation:

1/2 of an hour is 30 minutes. so 4/9 for every 30 minutes. 1 hour is 8/9. So 3 2/10 would be 3 hours =24/9=2 6/9 and 2/10 would be ( if 5/10 is 30 minutes then 2/10 is 12 minutes.) 8/9 x 1/5 = 8/45. (24 x 5 = 120) 120/45 + 8/45 is 128/45 = 2 38/45

7 0
3 years ago
What is the value of x for 3x + 10=2x – 1 ?
kap26 [50]

Answer:

-11

Step-by-step explanation:

3x+10=2x-1

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5 0
3 years ago
Read 2 more answers
A regular hexagon is dilated by a scale factor of 43 to create a new hexagon. How does the perimeter of the new hexagon compare
marysya [2.9K]

Answer:

the dilated perimeter is 258x while the og perimeter is 6x

Step-by-step explanation:

Let side length = x

Og perimeter: 6x

Dilated perimeter: 43*6x=258x

Therefore, the dilated perimeter is 258x while the og perimeter is 6x

I hope this helped and have a good rest of your day!

6 0
4 years ago
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