3 years ago

The solution to the inequality 4x > 20 is x > 5. True False

Mathematics

1 answer:

pentagon [3]3 years ago

3 0

This is true, If we simply we get x>5.
Dividing by 4 would get you the answer.

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What is the determinant of 15 18 154

IgorC [24]

Answer:

The determinant is 15.

Step-by-step explanation:

You need to calculate the determinant of the given matrix.

1. Subtract column 3 multiplied by 3 from column 1 (C1=C1−(3)C3):

$\left[\begin{array}{ccc}-25&-23&9\\0&3&1\\-5&5&3\end{array}\right]$

2. Subtract column 3 multiplied by 3 from column 2 (C2=C2−(3)C3):

$\left[\begin{array}{ccc}-25&-23&9\\0&0&1\\-5&-4&3\end{array}\right]$

3. Expand along the row 2: (See attached picture).

We get that the answer is 15. The determinant is 15.

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leonid [27]

Peeta is correct because when you multiply 5,280 by 5, you get 26,400 which is more than 25,000.

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3 years ago

Read 2 more answers

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Fed [463]

Answer:

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Step-by-step explanation:

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Which inequality is shown in this graph?

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