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GaryK [48]
3 years ago
10

The sum of 2 numbers is 80. their difference is 40. Write a system of equations that describes this situation what are the 2 num

bers?
Mathematics
2 answers:
Grace [21]3 years ago
6 0
20 and 60 the answer is 20 and 60
sladkih [1.3K]3 years ago
5 0

Answer:

20 and 60

Step-by-step explanation:

Hope this helps.

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Terry ran around a circular track . if the radius of the track is 200 feet how far did tarry run​
worty [1.4K]
The Circumference would be 1256.637 and the diameter would be 400
5 0
3 years ago
The distance y (in centimeters) a spring is compressed by a force x (in kilograms) is given by
kirza4 [7]

Answer:

(x, y) = {(20, 1.3), (40, 2.6), (60, 3.9), (80, 5.2), (100, 6.5)}

Graph C represents the table of values

Step-by-step explanation:

To complete the table, substitute each value of x into the equation, y = 0.065x, to find each corresponding y-value.

Thus:

✔️When x = 20:

y = 0.065x

y = 0.065(20)

y = 1.3

✔️When x = 40:

y = 0.065x

y = 0.065(40)

y = 2.6

✔️When x = 60:

y = 0.065x

y = 0.065(60)

y = 3.9

✔️When x = 80:

y = 0.065x

y = 0.065(80)

y = 5.2

✔️When x = 100:

y = 0.065x

y = 0.065(100)

y = 6.5

✔️<em>The graph of that represents this table of values is graph C. See attachment.</em>

6 0
3 years ago
Factor k^2 +3x-10 .....
Svetach [21]

Answer:

I think you mean: x^2 + 3x - 10, then

x^2 + 3x - 10

= x^2 + 5x - 2x - 10

=x(x + 5)  - 2(x + 5)

=(x - 2)(x + 5)

Hope this helps!

:)

4 0
3 years ago
What is 4 divided by2/5
Minchanka [31]

Answer:

10

Step-by-step explanation:

8 0
2 years ago
1. 48 cm<br>2. 30 cm<br>3. 24 cm<br>4. 54 cm<br>what's the answer​
rjkz [21]

Step-by-step explanation:

The answer is definitely 2.

which is 30 cm

6 0
3 years ago
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