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Sholpan [36]
3 years ago
10

What are the solutions to the quadratic equation 2x2 - 8x - 24 = 0?​

Mathematics
1 answer:
Irina18 [472]3 years ago
7 0

Answer:

Step-by-step explanation:

2x² - 8x - 24 = 0

2x² - 12x + 4x - 4*6 = 0

2x(x-6) + 4(x - 6) = 0

(x - 6)(2x + 4) = 0

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What is the absolute mean deviation of this data?<br> 1, 2, 3, 3, 4,5, 6, 8
Harlamova29_29 [7]

Answer:

4/1/7 ( 4 and 1 over 7)

Step-by-step explanation:

First add all the numbers

1+2+3+4+5+6+8= 29

Finally you divide the total by counting the numbers which you have add up

29÷7

= 4/1/7 ( 4 and 1 over 7)

Mark me as the brainiest answer

7 0
3 years ago
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Michael pays $30 to enter a state fair, plus $4 for each ride. Which of the following
lawyer [7]

Answer:

The required equation is:

y=4x+30

So, Option C is correct option.

Step-by-step explanation:

Entry fee for fair = $30

Cost of one ride = $4

Cost of x rides = $4x

If y represents the total cost the equation will be sum, of entree fee and cost of x rides i.e

y=4x+30

The required equation is:

y=4x+30

So, Option C is correct option.

3 0
2 years ago
Solve for r. 17.4=3r. R=?
Bumek [7]

Answer:

r=5.8

Step-by-step explanation:

Just do 17.4 divided by 3

And you get R

Hope this helps!

6 0
2 years ago
If a18-a12=24.Find d.<br>with steps.....​
kolbaska11 [484]

Answer:

let common difference be d.

a 18=a+17 d

a 14=a+13 d

a+17d - (a+13d) =32

a+17d - a - 13d =32

17d - 13d = 32

4d = 32

d=32/4

d=8

common difference=8

Step-by-step explanation:

(Brainliest if im correct?)

5 0
2 years ago
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Ostrovityanka [42]

Answer:the measure of angle B is A

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8 0
3 years ago
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