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
Kisachek [45]
4 years ago
15

Wolfrich lived in Portugal and Brazil for a total period of 14 months in order to learn Portuguese. He learned an average of 130

new words per month when he lived in Portugal, and an average of 150 new words per month when he lived in Brazil. In total, he learned 1920 new words. How long did Wolfrich live in Portugal and how long did he live in Brazil?
Mathematics
1 answer:
Ghella [55]4 years ago
7 0
He lived 9 months in Portugal and 5 months in Brazil. This is because 130*9 + 150*5 = 1920.
You might be interested in
Solve for x for the following question
anastassius [24]
X equals 3 because i know 2 to the fifth power is 32,so 3x-4=5so 3*3=9
3 0
3 years ago
Out of a group of 250 pupils, 10 pupils could not join the school's excursion due to illness.
Arada [10]

Answer:

out of 250 wala nagka crush sayo hshshs

charot lng

8 0
3 years ago
Which is a stretch of an exponential decay function?
Alchen [17]
I would assume all of them since they are all the same, here is an example of exponential decay : Write an equation for the following statement, Merida has has $200,000 in a stock market which is decreasing by 1% annually.

f(x) = 200000(.99)^2

Comment if you need me to explain why this is the equation
7 0
4 years ago
Simplify each expression by combining like terms.
frosja888 [35]
1.) 20x
2.) 1y
3.)-2t
4.)3n
5.)17w^2
5 0
3 years ago
What are the coordinates of the focus of the conic section shown below?
Aleksandr [31]
The answer is 
y^2-4x+4y-4=y^2+4y-4x-4=(y+2)²-4x - 8= 0
it is the same of    x + 2 = (1/4 ) (y+2)²
   
the main formula is  x-h= a (y-k)² so h=-2, k= - 2 and a=1/4
7 0
4 years ago
Other questions:
  • QUESTION 7
    14·1 answer
  • Which equation has no solution?
    11·2 answers
  • Which choice is equivalent??
    5·1 answer
  • IMG_9606.JPG Help on all of it plzz
    8·1 answer
  • What is the next term of the following sequence?<br> 12, 6, 3, ...
    10·2 answers
  • Please help I don’t understand.
    11·2 answers
  • Find two integers whose sum is 1 and product is -2<br> TWO INTERGES
    13·1 answer
  • If it takes 9 yards of material to make 6 pairs of window drapes, how many yards are required to make 8 pairs of drapes?
    14·2 answers
  • 1/2, -2, 5, -7/-4, 2.4 <br> Order from Least to greatest
    14·1 answer
  • ophia can text 95 words in 10 minutes. At this rate, how many minutes would it take her to text 114 words? Fill out the table of
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!