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Andreas93 [3]
3 years ago
13

I think it’s B but im not sure

Mathematics
2 answers:
kherson [118]3 years ago
8 0
B is the correct answer!
vivado [14]3 years ago
6 0

Answer:

19

Step-by-step explanation:

-9b -5 -7b = -309

-16b - 5 = -309

16b = 309 - 5

16b = 304

b = 304 ÷ 16

b = 19

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Help me please look at image I’ll give brainliest to first correct answers
cluponka [151]

Answer:

1

4

3

6

2

5

Step-by-step explanation:

Too lazy to explain 6 factorings on mobile. Trust me if it pleases you.

3 0
3 years ago
A 40 ft power boat is on sale by owner. How long is the boat to the nearest yard?
andriy [413]
<span>3 feet make 1 yard.
40 feet make 13 and 1/3 yards
So that is 13 yards to nearest </span>
8 0
3 years ago
Paolo is solving the inequality 15+2x&gt;31.
s344n2d4d5 [400]

Answer:

The number line that shows x > 8

Step-by-step explanation:

First, subtract 15 from both sides

<em>15 + 2x -15 > 31</em>

<em>2x > 16</em>

Then divide both sides by 2

<em>2x ÷ 2 > 16 ÷ 2</em>

<em>x > 8</em>

4 0
2 years ago
Pick 1 pls... im not trynna be mean but pls dont put an answer up here if u dont know
Aneli [31]

Answer:

Cilia

Step-by-step explanation:

5 0
3 years ago
A manufacturer produces a commodity where the length of the commodity has approximately normal distribution with a mean of 6.5 i
zavuch27 [327]

The probablity that the sample's mean length is greate than 6.3 inches is0.8446.

Given mean of 6.5 inches,standard deviation of 0.5 inches and sample size of 46.

We have to calculate the probability that the sample's mean length is greater than 6.3 inches is 0.8446.

Probability is the likeliness of happening an event. It lies between 0 and 1.

Probability is the number of items divided by the total number of items.

We have to use z statistic in this question because the sample size is greater than 30.

μ=6.5

σ=0.5

n=46

z=X-μ/σ

where μ is mean and

σ is standard deviation.

First we have to find the p value from 6.3 to 6.5 and then we have to add 0.5 to it to find the required probability.

z=6.3-6.5/0.5

=-0.2/0.5

=-0.4

p value from z table is 0.3446

Probability that the mean length is greater than 6.3inches is 0.3446+0.5=0.8446.

Hence the probability that the mean length is greater than 6.3 inches is 0.8446.

Learn more about probability at brainly.com/question/24756209

#SPJ4

5 0
2 years ago
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