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Ierofanga [76]
3 years ago
8

Photo Provided... 25+ Points Provided...

Mathematics
1 answer:
viktelen [127]3 years ago
7 0

Answer:

1) 2 units right

2) 2 units up

3) 2 units left

4) 2 units down

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The equation b=540−30m gives the balance b (in dollars) that you owe on a drum set after m monthly payments. What is the balance
dlinn [17]
B=540 - 30(9)

b=540 - 270

b = 270

$270
6 0
4 years ago
Read 2 more answers
A sample of n = 25 n=25 diners at a local restaurant had a mean lunch bill of $16 with a standard deviation of σ = $ 4 σ=$4 . We
Jobisdone [24]

Answer:

None of the answer options are correct.

Step-by-step explanation:

A confidence interval of the mean is a range within is expected to find the population mean, with a certain degree of confidence.

In this case, the population mean is the average price for a lunch for a n=25 sample.

The interpretation of a 95% confidence interval of (14.43,17.57) should be that there is a 95% of confidence that the population mean (average price for a lunch out of a sample of 25 lunches) is within this interval.

3 0
3 years ago
Expand: (5a + 2)(a + 4)
Fudgin [204]

Answer:

5a^2+22a+8

Step-by-step explanation:

5a(a+4)2(a+4)

Then you times each of the brackets

5a^2+20a

+2a +8

____________

=5a^2 +22a +8

and that's ur answer. I like to line it up so it's easier. I don't know if u meant by this but yeah I think it is right

4 0
3 years ago
18. You hear your little brother yelling from the other room about how his stupid phone has been
Savatey [412]

Answer:

40% I think

Step-by-step explanation:

if it was on 20% and it's only gone up 20% it would now be at 40% but it still only has gone up 20%

7 0
4 years ago
Square root of 81/225
ohaa [14]

The square root of 81/225 is 9/25 (Simplified.)

In a decimal form, 9/25 will be 0.36.

Hope this helped :)

8 0
4 years ago
Read 2 more answers
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