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Angelina_Jolie [31]
4 years ago
8

Solve the inequality for u. . Simplify your answer as much as possible.

Mathematics
2 answers:
Anuta_ua [19.1K]4 years ago
8 0

Answer:

U is greater than or equal to 4

Step-by-step explanation:

(pretend theres a line under the <)

15 < 39 - 6u

subtract both sides by 39 to get -6u by itself

-24 < -6u

divide both sides by -6 and get u completely by itself

4 < u

u is greater than or equal to 4.

Jet001 [13]4 years ago
3 0

Answer:

u ≤ 4

Step-by-step explanation:

The given inequality

15 ≤ 39 - 6u

Subtract 39 from both sides, we get

15 - 39 ≤ 39 - 6u - 39

-24 ≤ -6u

Dividing both sides by -6, we get

4 ≥ u                      [Remember, when we divide by negative, the direction of    

                              the inequality changes]

Which is u ≤ 4.

Thank you.

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Each bag of onions costs $3.70.

<h3><u /></h3><h3><u>Equations</u></h3>

Given that Santiago buys milk and onions at the store and he pays a total of $25.78, and he pays a total of $3.58 for the milk and he buys 6 bags of onions that each cost the same amount, to determine an equation which can be used To determine how much each bag of onions costs, the following calculation must be made:

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The zebra mussel, Dreissena polymorpha, filters particulate organic carbon (POC) from water
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The number of milligrams per liter of POC were in the bay when the zebra mussels were first introduced is 0.4 milligrams per liter.

The expression is an equation

<h3>What is an equation?</h3>

An equation is a mathematical expression that shows the relationship between two quantities.

<h3>How to find  how many milligrams per liter of POC were in the bay when the zebra mussels were first introduced?</h3>

Now, since the concentration, c, of POC (in milligrams per liter) remaining in a particular bay m months after the introduction of a population of zebra mussels can be estimated using the following equation c = 0.4 - 0.9m

Now, to find  how many milligrams per liter of POC were in the bay when the zebra mussels were first introduced, this would be the initial value of m at 0 months.

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Answer:

7.0 mi

Step-by-step explanation:

see the attached figure to better understand the problem

step 1

Find the measure of angle C

Remember that the sum of the interior angles in any triangle must be equal to 180 degrees

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A+B+C=180^o

substitute the given values

42^o+64^o+C=180^o

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Find the measure of a

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Answer:

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Since 1 is the last non zero remainder appearing in these equations then, 1 is the gcd of 77 and 30.

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Now, we express the remainder as linear combinations of 49 and 30.

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