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ololo11 [35]
3 years ago
8

Expand the following 3(5n + 6)​

Mathematics
1 answer:
SSSSS [86.1K]3 years ago
7 0

Answer:

15n+18

Step-by-step explanation:

you have to multiply both integers(5n + 6) from inside the bracket with the number outside the bracket *3*

equation working below

3×5n=15n

3×6=18

final answer:

15n+18

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30pts ANSWER ALL QUESTION right
Fynjy0 [20]

Answer:

number 24 = 73

Step-by-step explanation:

133-50 = 73

number 25 = 180

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6 0
3 years ago
What is the radius of a circle whose equation is (x + - 5)2 + (y - 3)2 = 42?
Yuki888 [10]

Answer:

Step-by-step explanation:

The equation of the form

(x-a)^2+(y-b)^2 =r^2

has radius r.

Now your equation is

(x-5)^2+(y-3)^2=42

Hence its radius is \sqrt{42}

3 0
3 years ago
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The two plots compare the top 25 home run hitters in 2007 with those in 2008. Which choice is NOT true?
Fed [463]

Answer:

The median number of home runs in 2007 is equal to the minimum value for 2008.

Step-by-step explanation:

i got it correct

8 0
3 years ago
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The amounts (in ounces) of juice in eight randomly selected juice bottles are: 15.8, 15.6, 15.1, 15.2, 15.1, 15.5, 15.9, 15.5 co
julia-pushkina [17]
The confidence interval is given by the formula:
m +/- z·(σ/√n)

First, compute the mean:
m = (<span>15.8 + 15.6 + 15.1 + 15.2 + 15.1 + 15.5 + 15.9 + 15.5) / 8
    = 15.463

Then, compute the standard deviation:
</span>σ = √[∑(v - m)²/n]
   = 0.287

The z-score for a 95% confidence interval is z = 1.96.

Now you can calculate:
m + z·(σ/√n) = 15.463 + 1.96·(0.287/√8)
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                        = 15.662

m - z·(σ/√n) = 15.463 - 1.96·(0.287/√8)
                        = 15.463 - 0.199
                        = 15.264

Therefore the confidence interval is (15.264, <span>15.662) and the correct answer is E) none of the above.</span>
3 0
4 years ago
Read 2 more answers
What is the answer to xxx<br> 3<br> 36<br> xxx<br> 274
Black_prince [1.1K]
Answer is 235

3+36+xxx=274

274-3-36=235
4 0
4 years ago
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