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tatyana61 [14]
3 years ago
5

It takes 4 people 6 days to paint a wall. How many days would it take 12 people

Mathematics
1 answer:
Aleks04 [339]3 years ago
6 0

Answer:

There are more than one way to do this:

Here's one way:

The least common multiple of 4 people and 3 people is 12 people.

12 people is 3 times as many people as 4 people, and

12 people is 4 times as many as 3 people.

Since 4 people take 6 days, 3 times as many people take only

one-third as long, or only 2 days. (since 2 is one-third of 6)

Since 3 people is only one-fourth as many people as 12, it will take

them 4 times as long as it would take 12 people, or 8 days. (since

4 times 2 is 8).

Step-by-step explanation:

subtract 8 from 12

4 days

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Y=1/2x-1
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Answer:

<h2>Y=1/2x-1</h2>

Find where the expression

1/2x−1 is undefined.

x=1/2

Consider the rational function

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3. If n>m, then there is no horizontal asymptote (there is an oblique asymptote).

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Vertical Asymptotes:

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Horizontal Asymptotes:

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<h2>2x+y=4</h2>

Subtract 2x from both sides of the equation.

y=4−2x

Rewrite in slope-intercept form.

The slope-intercept form is

y=mx+b, where m is the slope and b is the y-intercept.

y=mx+b

Reorder 4 and −2x.

y=−2x+4

Use the slope-intercept form to find the slope and y-intercept.

Find the values of m and b using the form

y=mx+b.

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The slope of the line is the value of m, and the y-intercept is the value of b.

Slope: −2

y-intercept: (0,4)

Any line can be graphed using two points. Select two x values, and plug them into the equation to find the corresponding y

values.

Find the x-intercept.

x-intercept(s):

(2,0)

Find the y-intercept.

y-intercept(s):

(0,4)

Create a table of the x and y values.

x y

0 4

2 0

Graph the line using the slope and the y-intercept, or the points.

Slope: −2

y-intercept:

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Step-by-step explanation:

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