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Inessa05 [86]
3 years ago
5

What is this product?

Mathematics
1 answer:
hichkok12 [17]3 years ago
8 0

Answer:

The answer to your question is the third choice

Step-by-step explanation:

   |  1   3   1  |   x    | 2   -2 |

   | -2  1    0 |         | 3    5 |    =

                             | 4     1 |

       2 x 3                3 x 2  =   2 x 2

Result  Multiply rows by columns and simplify

   |  (1 x 2) + (3 x 3) + (1 x 4)       (1 x -2) + (3 x 5) + (1 x 1) |

   |  (-2 x 2) + (1 x 3) + (0 x 4)     (-2 x -2) + (1 x 5) + (0 x 1)|

Simplification  

 | 2 + 9 + 4          -2 + 15 + 1 |

   | -4 + 3 + 0          4 + 5 + 0 |

Result

 | 15    14 |

 | -1       9|

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Solve for x: 3 over 3x+ 1 over x+4= 10 over 7x
hram777 [196]

Answer:

3

Step-by-step explanation:

3/3x + 1/x+4 = 10/7x

3/3x + 1/x+4 = 10/7x , x=0,x=-4

1/x + 1/x+4 = 10/7x

1/x + 1/x+4 - 10/7x = 0

7(x+4)+7x-10(x+4) / 7x*(x+4) = 0

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4x-12 / 7x*(x+4) = 0

4x-12=0

4x-=12

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x=3

7 0
4 years ago
372-199= What’s the answer
Montano1993 [528]

Answer:

Step-by-step explanation:

The answer is 173. Just use the calculator

3 0
3 years ago
Read 2 more answers
There are 7 red candies in a pack, 9 blue candies in a pack, and 12 pink candies in a pack. If your wonderful math teacher wants
pentagon [3]
Given:
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Condition:
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5 0
3 years ago
Yesterday Howard made $7 an hour while working. He also got a $10 tip. Let h
WITCHER [35]

Answer:

m = 7h + 10

Step-by-step explanation:

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Well on this problem recall area of a rectangle is defined by:

A = lw    our w = 1/6 and our l = (x + \frac{2}{3})   we have let 'x' represent our original length.
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