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padilas [110]
3 years ago
8

How many pairs of whole numbers have a sum of 40

Mathematics
1 answer:
Ahat [919]3 years ago
3 0
It is 20 
39+1
38+2
37+3
36+4
35+5
<span>Until you get to 20+20</span>
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Put these points into an equation IN STANDARD FORM!!!!!!<br><br>(0,2) and (8,0)
zubka84 [21]

The equation of the line in standard form is x + 4y = 8

<h3>How to determine the line equation?</h3>

From the question, the points are given as

(0, 2) and (8, 0)

To start with, we must calculate the slope of the line

This is calculated using

Slope = (y₂ - y₁)/(x₂ - x₁)

Where

(x, y) = (0, 2) and (8, 0)

Substitute the known parameters in Slope = (y₂ - y₁)/(x₂ - x₁)

So, we have

Slope = (0 - 2)/(8 - 0)

Evaluate

Slope = -1/4

The equation of the line can be calculated using as

y - y₁ = m(x + x₁)

Where

(x₁, y₁) = (0, 2)

and

m = slope = -1/4

Substitute the known values in the above equation

So, we have the following equation

y - 2 = -1/4(x - 0)

This gives

y - 2 = -1/4x

Rewrite as

1/4x + y = 2

Multiply by 4

x + 4y = 8

Hence, the line has an equation of x + 4y = 8

Read more about linear equations at

brainly.com/question/4074386

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7 0
9 months ago
Consider the diagram.
adelina 88 [10]

Answer:

skew.

Step-by-step explanation:

Lines e and c are skew lines.

<u>Reason:</u>

They do not intersect with each other.

They are in different planes.

They are nor parallel to one another....

4 0
3 years ago
Read 2 more answers
Family traveled 25 miles in 1/2 hour. If it’s currently 3:00 pm and the destination is 225 miles away, what time will they arriv
dangina [55]

It is currently 03:00 PM, the family will reach at 03:00+4.5 = 07:30 PM

Step-by-step explanation:

We have to calculate the speed first to find the time it will take the family to complete the trip.

Given

Distance = d = 25 miles

Time = t = 1/2 hours = 0.5 hours

Speed =\frac{d}{t}\\=\frac{25}{0.5}\\=50 miles\ per\ hour

Now,

Distance remaining = 225 miles

Speed = 50 miles per hour

s=\frac{d}{t}\\t=\frac{d}{s}\\t=\frac{225}{50}\\t=4.5\ hours

As we see that the time required to complete the journey is 4.5 hours.

It is currently 03:00 PM, the family will reach at 03:00+4.5 = 07:30 PM

Keywords: Speed, Distance

Learn more about speed at:

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3 0
3 years ago
The last question I couldn't fit
Valentin [98]

Answer:

GOOD LUCK! NYAYAYAYAYAYA

7 0
2 years ago
price of ice hockey match was 14.50. the price has increased by 7%. how much is a ticket after the increase
rjkz [21]
7%=0.7 14.5×.07=1.01500. 1.01500 1.02. 14.50+1.02=$15.52.
3 0
2 years ago
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