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serg [7]
3 years ago
11

Write the augmented matrix for the system of linear equations. (Do not perform any row operations.)

Mathematics
1 answer:
kvv77 [185]3 years ago
3 0

Answer:

Step-by-step explanation:

To create an augmented matrix, we need to transfer the coefficients of each system of equations into its respective place in the matrix. The first row will be the coefficients of the first equation and so on. The number to the right of the equals sign is the last column of the augmented matrix.

\left[\begin{array}{ccc|c}1&-1&8&8\\3&-9&1&-1\\8&1&0&0\end{array}\right]

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The committee is planning a party and 150 guests are expected. Each table seats 12 people. How many tables will be needed to sea
gtnhenbr [62]

Answer:

You will need about 13 tables.

Step-by-step explanation:

I divided the number of guests by 12 and got 12.5 however you can't have half of a table so I rounded up and got 13.

4 0
4 years ago
The table shows data gathered by an environmental agency about the decreasing depth of a lake during the first few months of a d
Elanso [62]
(0,346)(2,344.8)
slope = (344.8 - 346) / (2 - 0) = -1.2 / 2 = -0.6

y = mx + b
slope(m) = -0.6
(0,346)...x = 0 and y = 346
now we sub and find b, the y int
346 = -0.6(0) + b
346 = b
so ur equation is : y = -0.6x + 346....with x being the number of weeks

after 4 weeks...
y = -0.6(4) + 346
y = - 2.4 + 346
y = 343.6 <==== after 4 weeks

after 9 weeks..
y = -0.6(9) + 346
y = -5.4 + 346
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7 0
4 years ago
Identify m∠CAR HELP ME ASAP!!
lord [1]

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5 0
3 years ago
86,456 estimation is?
goblinko [34]
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6 0
4 years ago
Read 2 more answers
Zach read a book for 10 minutes every weekend in the first month, 20 minutes in the second month, 40 minutes in the third month,
grin007 [14]

Answer: The correct statement is "Victoria's method is linear because the number of minutes increased by an equal number every month".

Explanation:

From the given information Zach read a book for 10 minutes every weekend in the first month, 20 minutes in the second month, 40 minutes in the third month, and 80 minutes in the fourth month.

The sequence of Zach is 10, 20, 40, 80. Which is a geometric sequence with common ratio 2. So, Zach's method is exponential.

Victoria read a book for 35 minutes every weekend in the first month, 50 minutes in the second month, 65 minutes in the third month, and 80 minutes in the fourth month.

The sequence of Victoria is 35, 50, 65, 80. Which is a arithmetic sequence with common difference 15. So, Victoria's method is linear.

From the correct statement is "Victoria's method is linear because the number of minutes increased by an equal number every month".

7 0
4 years ago
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