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Ostrovityanka [42]
3 years ago
12

Hiiioo! Could somebody help me out with this please! :) -Boopy!

Mathematics
1 answer:
IRISSAK [1]3 years ago
4 0

Answer:

B) y = 9x - 1

Step-by-step explanation:

:)

(:

:)

(:

Hope this helps!

(brainliest?) :)

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A new watch costs $38.85, and a new bracelet costs $22.38. If Maddy buys both, how much does she spend?
Likurg_2 [28]
Answer:

$61.23

Explanation:

$38.85 + $22.38 = $61.23
3 0
3 years ago
Read 2 more answers
61 random samples of city rent prices are selected from a normally distributed population the samples have a mean of $738 and a
Alenkinab [10]

Answer:

(728, 748)

Step-by-step explanation:

You need the Z value which for 95% confidence interval is 1.96. The mean is $738 and the standard deviation of $41.

X-Zs/\sqrt{n} \\ X+Zs/\sqrt{n}

Therefore we can calculated the confidence interval

738-1.96\cdot{41}/\sqrt{61} =738-10.3

738±10.3

The interval is (728,748)

3 0
3 years ago
Martha's bakery started with 200 cupcakes in the morning. After a busy afternoon there were only 60 cupcakes left. By what perce
Sonbull [250]

Answer: 70%

Step-by-step explanation:

Martha's bakery started with 200 cupcakes in the morning and after a busy afternoon there were only 60 cupcakes left, this means that 200 - 60 = 140 cupcakes were sold.

The percentage drop will be:

= 140/200 × 100

= 70%

7 0
3 years ago
What's the length of an arc with a central angle of 100° and a radius of 2 inches?
koban [17]

Answer:

3.49 inches

Step-by-step explanation:

circumference = 2(2)(π) = 12.56 inches

(100/360)(12.56) = 3.49 inches

5 0
4 years ago
Please help quickly, I will give BRAINLIEST for the correct answers
ser-zykov [4K]

Answer:

36 more tables

Step-by-step explanation:

I just did 1100 minus 200(20 x 10) and got 900 then divided that to 25 to 36. Hope you find the inequality.

5 0
4 years ago
Read 2 more answers
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