1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
umka21 [38]
3 years ago
8

The sum of the speed of two trains is 722.7 miles per hour. If the speed of the first train is 3.3 mph faster than the second tr

ain find the speeds of each
Mathematics
1 answer:
stellarik [79]3 years ago
7 0
x-speed\ of\ first\ train\\x-3.3-speed\ of\ second\ train\\\\x+x-3.3=722.7\\x+x=722.7+3.3\\2x=726\\x=363\\\\x-3.3=363-3.3=359.7\\\\Speed\ of\ first\ train\ is\ 363 mph,\ speed\ of\ second\ train\ is\ 359.7.
You might be interested in
I need help with this problem
Vitek1552 [10]

Answer:

X=13

Step-by-step explanation:

So if ΔABC ≅ ΔDEC, then that means that ∠B is ≅ ∠E. Therefore you would write the equation 3x=6x-39 and solve for X to get 13.

7 0
3 years ago
If u help me your dreams will come true ya know
wariber [46]

Answer:

Area of larger circle = \pi *r^2=3.14(11^2)=379.94

Area of smaller circle = \pi *r^2=3.14(3^2)=28.26

Probability that it lands in the shaded area (smaller circle):

28.26 ÷ 379.94 = 0.07438... = 0.07 (nearest hundredth)

8 0
3 years ago
Gieo đồng thời hai con xúc xắc. Tìm xác suất để nhận được:Tổng số chấm là 8.
vampirchik [111]

Answer:

what is this sy man i dnt get it

Step-by-step explanation:

6 0
3 years ago
Select all the correct locations on the image.
Ray Of Light [21]

The functions have complex roots from the image are

Functions (b) and (d). This is further explained below.

<h3>What is Function?</h3>

Generally, Function is simply defined as a connection between two or more variables that may be expressed mathematically.

In conclusion,  Functions with graphs that never touch or cross the x-axis are said to have complicated roots, not real ones.

Read more about Arithmetic

brainly.com/question/22568180

#SPJ1

8 0
2 years ago
You have just signed up for a broadband home internet service that uses coaxial cable. which connector type will you most likely
vampirchik [111]

F type connector

  • The F-connector is a coaxial RF connector commonly used for "wireless" terrestrial television, cable television, and common for satellite television and cable modems, usually with RG-6/U cable or with RG -59 / U.

  •  F connector is also known as threaded connector. There are two main types: 7mm (6.8mm) is the most common and  used in coaxial cable, and 5mm connector  is used in  thin coaxial cable commonly used in satellite system.

  • The F-connector is an accessory that connects a coaxial cable to an electronic device or  wall outlet.

  • Type F connectors are highly mechanical and electrically stable coaxial screw connectors  for cable television (CATV), set-top boxes, cable modems and satellite television applications up to 4 GHz

Learn more about wire here

brainly.com/question/15246898

#SPJ4

5 0
1 year ago
Read 2 more answers
Other questions:
  • Kristin goes to the mall and buys a pair of brand name sunglasses on sale
    14·1 answer
  • He first day, they drove 130 miles in 2 hours.
    9·2 answers
  • An angle measures 76° less than the measure of a complementary angle what is the measure of each angle
    5·1 answer
  • Circumference of a circle:
    10·2 answers
  • An exponential function is represented in the table.
    12·1 answer
  • 1.6 + 3 x 4 - 2 divided by 2<br> An PEMDAS question, pretty easy!
    5·2 answers
  • A store sold 655 bicycles last year. This year the store sold 582 bicycles. What is the percent of change in the number of bicyc
    8·1 answer
  • I need help quickly, what is 6(s−9)
    7·1 answer
  • Find area,of the triangle <br>digits only. I counted the lines, 7 and 12 ÷2. and it was wrong ​
    10·1 answer
  • 1)x - 8 = 12. what's the answer​
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!