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Makovka662 [10]
3 years ago
14

What is the answer to this equaction-8c+8=5c+2

Mathematics
1 answer:
Lyrx [107]3 years ago
4 0

Answer: c=-2

Step-by-step explanation:

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A What is the slope of a line that passes through the points (1, 2) & (4, 12​
Kamila [148]

Answer:

10/3 or 3.33333

Step-by-step explanation:

<u>Images Below</u>

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Hope this Helps

8 0
3 years ago
Bradford Electric Illuminating Company is studying the relationship between kilowatt-hours (thousands) used and the number of ro
slamgirl [31]

For the regression equation and e the number of kilowatt-hours, in thousands, for a six-room house  is mathematically given as

Y = 1.33-0.667X and  5.3332

<h3>What is the number of kilowatt-hours, in thousands, for a six-room house?</h3>

Generally, the equation for the  standard deviation  is mathematically given as

sₓ =\sqrt{\frac{\sum\(X-\=X)^2}{n-1} }

= \sqrt{\frac{66.9}{10-1} }

= 2.72

s_y = \sqrt{\frac{36.4}{10-1} }

= 2.01

therefore correlation coff

r = \frac{44.6}{(10-1)(2.72)(2.01)}

r = 0.9038

In conclusion the regression equation is given

b = r_sy/sx

b = (0.9038)(2.01/2.72)

 = 0.667

intercept

a = 7.4-0.667(9.1)

a = 1.33

The regression equation is

Y = 1.33-0.667X

(b) number of kilowatts x = 6 house

Y = 1.33-0.667X

Y = 1.33-0.667(6)

 = 5.3332

Read more about Electric field

brainly.com/question/9383604

6 0
2 years ago
I need help on this one pls help me
vekshin1
What is the question?
6 0
3 years ago
Read 2 more answers
1) How would you test whether (2, -2) is a solution of the system?
drek231 [11]

When you’re given two coordinates, recall that the coordinates are in the format of (x, y).

Knowing this, you know that in the coordinate (2, -2) the value of x equals 2 and the value of y equals -2.

Thus, we can put these variables into the two given equations and see if the equations hold.

-2 < -2(2) + 3

-2 < -4 + 3

-2 < -1

As you can tell, the first equation holds since -1 is bigger than -2.

Onto the second equation.

-2 ≥ 2 - 4

-2 ≥ -2

As you can tell, the second equation holds as well since -2 equals -2.

This means that yes, (2, -2) is a valid solution.

5 0
3 years ago
Parimeter of apolygon
JulsSmile [24]

Answer:

The total distance of the outer sides of a closed figure is known as the perimeter. It is the total length of all sides of a polygon. Perimeter = Sum of all sides.

Step-by-step explanation:

i looked it up

3 0
3 years ago
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