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Vinil7 [7]
3 years ago
9

Do not answer if you are unsure.

Mathematics
1 answer:
pishuonlain [190]3 years ago
3 0

Answer:

D. 5

Step-by-step explanation:

Mean: (50+60)/2

110/2

55

Margin of error:

60 - 55

5

You might be interested in
What factors multiply to -80 and add to 6
forsale [732]

80 = -1(80), -2(40), -4(20), -5(4),

Total answers include: -81, 79, -42, 16, -9, and 1.

None of them add up to 6!

Are you doing polynomial equations?

If so, you can solve it the hard way.

x^2 + 6x -80 = 0

(x^2 + 6x + 9) - 80 = 9

(x+3)^2 = 89

(x+3) = 9.43

x = 6.43

If you're not doing those then I'm afraid your question has no answer.

Hope that helps!



7 0
3 years ago
Zoe is solving the equation 3x – 4 = –10 for x. She used the addition property of equality to isolate the variable term as shown
kherson [118]
3x-4 = -10

3x-4 +4 = -10 +4

3x = -6

then you can divide it :

x = -6 : 3

x= -2
3 0
3 years ago
The soccer team collected $800 at a car wash fundraiser. They charged $5.00 for small vehicles and $10.00 for larger vehicles. T
Amiraneli [1.4K]

Answer:

60

Step-by-step explanation:

Substitute 50 for y in the formula

5x+10y=800

5x+10*50=800

5x+500=800

5x=800-500

5x=300

x=300/5

x=60

3 0
3 years ago
Read 2 more answers
Which is not possible distance for the flight from haiti back to cuba
4vir4ik [10]
I think like 5 to 6 hours in a jet
8 0
3 years ago
How you find the answer
lozanna [386]

Answer:

cut up the shape

Step-by-step explanation:

if you are looking for area make the 18 yard a triangle so then you have a rectangle and add them together. try this for practice so you can do it on your own next time:)

6 0
3 years ago
Read 2 more answers
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