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AURORKA [14]
3 years ago
7

A passenger train leaves the train station 5 hours after a freight train left the same station. The freight train is traveling 3

0 mph slower than the passenger train. Which equation helps to find the rate of each train, if the passenger train overtakes the freight train in three hours.
3r = 5(r - 30)


3r = 8(r - 30)

3r = 8(r + 30)

5r = 3(r - 30)
Mathematics
2 answers:
Pachacha [2.7K]3 years ago
5 0

Answer:

A. 3r=5(r-30)

Step-by-step explanation:

on edge :)

vitfil [10]3 years ago
4 0

Answer:

first one

Step-by-step explanation: doesnt mention the number 8 variable anywhere

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Order them from least to greatest<br><br> 5(exponent 0), 5(exponent 4), and 5(exponent -5)
Tresset [83]

5^-5, 5^0, 5^4

Explanation:

5^-5 would end up being in the negatives,

5^0 would end up equaling 5 or 0

5^4 is automatically more than 5^0 because 4 is greater than 0.

4 0
3 years ago
A dog sits at a corner of a square with side length 44 meters. the dog runs 10 meters along a diagonal toward the opposite corne
wlad13 [49]

Refer to the figure given below while reading the solution.

Suppose the dog reaches position A when traveled 10 m diagonally towards the opposite side.

And then position B when traveled 5 m towards the right turning 90°.

We can observe that APC is a right triangle with legs of equal length AC. And the coordinates of the point A is (AC, AC).

Also we can observe that APB is a right triangle with legs of equal length AD. Then the coordinates of the point D is (AC, AC-AD).
Hence, the coordinates of B will be (AC+AD, AC-AD).

Now, we since we have the coordinates we can calculate the shortest distances of B from each of the sides.

  1. The shortest distance of B from PQ = AC-AD
  2. The shortest distance of B from SR = 44-(AC-AD)
  3. The shortest distance of B from SP = AC+AD
  4. The shortest distance of B from RQ = 44-(AC+AD)

So, the average of the shortest distances of B from each side is \frac{(AC-AD)+44-(AC-AD)+(AC+AD)+44-(AC+AD)}{4}=\frac{44+44}{4}=22

Hence, the average of the shortest distance of B from each side is 22 m

Learn more about average here-

brainly.com/question/24057012

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7 0
2 years ago
PLLKEEASE HELPPPPPPP ASAPP
erica [24]

Answer:

x = 19

Step-by-step explanation:

(5x + 4)° + (x - 2)° + (3x + 7)° = 180°

(5x + x + 3x)° + (4 - 2 + 7)° = 180°

9x° + 9° = 180° → ÷9

x + 1 = 20

x = 20 - 1

x = 19

7 0
3 years ago
How do I solve for v?
lawyer [7]

Answer: 18 = V

Step-by-step explanation: What you do is take the answer and subtract 8 from it. That's V! You can even check it by putting 18 over the V and adding.

6 0
4 years ago
What do you get when 1.293 and 150
mafiozo [28]

Answer:

450

Step-by-step explanation:

5 0
4 years ago
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