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sweet [91]
3 years ago
15

What is 3/7 - 2/7 this is unlike factors

Mathematics
2 answers:
stiks02 [169]3 years ago
6 0

Answer:

\frac{1}{7}

Step-by-step explanation:

Since they have the same denominator (the number on the bottom), you can just subtract the numerators (the numbers on the top). So 3-2 is 1. You always leave the denominator as it is, don't subtract it.

Musya8 [376]3 years ago
5 0

Answer:

\frac{1}{7}

Step-by-step explanation:

\frac{3}{7}  -  \frac{2}{7}  \\  \frac{3 - 2 }{7}  \\  =  \frac{1}{7}

The common factors are 7.

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PLS!
Mars2501 [29]

Answer:

Enterprise charges more for a 6 day rental.  ($284 for Hertz and $294 for Enterprise). Avery would save $4 if he rented with Hertz for 4 days.

Step-by-step explanation:

H = Hertz

E = Enterprise

x = Days rented

T = Total cost for x days, in $

<u>Hertz:</u>   TH = 42x + 32

<u>Enterprise: </u> TE= 45x + 24

====================

6 Day Rental:

TH = 42*(6) + 32,    =  $284

TE  = 45*(6) + 24     =  $294

4 Day Rental:

TH = 42*(4) + 32,    =  $200

TE  = 45*(4) + 24     =  $204

<u></u>

<u></u>

4 0
3 years ago
A skilled chess player believes that when they play a novice opponent, there is a 90% probability they will be able to beat them
zavuch27 [327]

Answer:

b) Binomial

c) Poisson

Step-by-step explanation:

The geometric distribution is the number of trials required to have r successes. The measures the number of sucesses(wins), not the number of trials required to win r games. So the geometric distribution does not apply.

For each match, there are only two possible outcomes, either the skilled player wins, or he does not. The probability of the skilled player winning a game is independent of other games. So the binomial distribution applies.

We can also find the expected number of wins of the skilled player, which is 15*0.9 = 13.5. The Poisson distribution is a discrete distribution in which the only parameter is the expected number of sucesses. So the Poisson distribution applies.

So the correct answer is:

b) Binomial

c) Poisson

7 0
3 years ago
Read 2 more answers
Help with this please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Crank

Answer:

m∡A = 41.4°

m∡B = 48.6°

m∡C = 90°

a = 3\sqrt{7}

b = 9

c = 12

Step-by-step explanation:

to find the length of side 'a' I used the Pythagorean Theorem to get:

a² + 9² = 12²

a² + 81 = 144

a² = 63

a = \sqrt{63} which equals \sqrt{9}\sqrt{7} which is 3\sqrt{7}

to find m∡B I found the arcsin(B) = 9/12 to get 48.6

to find m∡A I subtracted the sum of 90 + 48.6 from 180°

5 0
3 years ago
Pls answer I give brainliest
labwork [276]

<em>Answer:</em>

<u>Part A:</u> so that no single branch has to much power

<u>Part B:</u> "Each branch of government must check the actions of the other two branches to prevent one branch from having too much power."

<h3>Hope this helped!!!</h3>
7 0
3 years ago
Read 2 more answers
Andy drove 840 miles in 12 hours. How far could he drive in 3 hours
WITCHER [35]
210 miles in 3 hours
7 0
3 years ago
Read 2 more answers
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