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
ArbitrLikvidat [17]
3 years ago
5

The points (-1, -3) and (2, r) lie on a line with slope 3. Find the missing coordinate r

Mathematics
1 answer:
Nataly_w [17]3 years ago
6 0

Answer:

6

Step-by-step explanation:

y+3/2+1= y+3/3

what can be divided by 3 to then equal 3? 9

9-3+6

6+3/2+1=9/3

9/3=3

You might be interested in
Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. What is the
motikmotik

Answer:

45.44/71 - 1 = -0.36 = -36%

36% decrease.

7 0
3 years ago
Use the function below to find f(2). f(x)=1/3•4^x
xenn [34]
To find f(2), you just need to replace x for 2.
1/3•4^(2)
The answer is 16/3 or 5.3333...
6 0
3 years ago
Read 2 more answers
The batteries from a certain manufacturer have a mean lifetime of 850 hours, with a standard deviation of 70 hours, assuming tha
matrenka [14]

To answer (a), we will need to find the Z value for 710 hours and 990 hours.

\begin{gathered} For\text{ 710} \\ Z\text{ = }\frac{x-\mu}{\sigma} \\ \text{    = }\frac{710-850}{70} \\ \text{    = -2} \\ p\text{ =0.0228 } \\ For\text{ 990:} \\ Z\text{ = }\frac{990-850}{70} \\ \text{ =2} \\ p\text{ = 0.9772} \end{gathered}\begin{gathered} To\text{ find P \lparen–2 \le Z \le 2\rparen} \\ =\text{ 0.9772 -0.0228} \\ =\text{ 0.9544} \\ =95.44\% \end{gathered}

B) 68% of data lies between one standard deviation of the mean.

850 +70 = 920

850 - 70 = 780

5 0
2 years ago
Please help on number 2?!?!?
Rainbow [258]
Basically, the higher the price an item is the more you will be taking off of it if it is 10 percent off. For example, at $50, 10 percent off is $5, but at $55, it’s $5.50. There is more to take away, making the final price less than the original. Hope that make sense!
8 0
4 years ago
Out of 30 problems on the test jose got 4 wrong. What percentage did jose get correct?
dedylja [7]
Jose got 80% correct 
8 0
3 years ago
Read 2 more answers
Other questions:
  • A car travels 350 miles on 20 gallons of gas how many gallons will be used to travel 875 miles
    11·1 answer
  • What is 2 multiplied by 4
    8·2 answers
  • Solve the following 2x+6=7x-14
    15·1 answer
  • What are the coordinates of point B in the diagram
    14·1 answer
  • A circle with radius of 1 cm sits inside a 11 cm x 12 cm rectangle.
    6·1 answer
  • A box contains 5 red balls, 6 white balls and 9 black balls. Two balls are drawn at
    15·1 answer
  • At the time that a 55 foot tall tree casts a shadow that is 32 feet long, a nearby woman is 5.5 feet tall. Which measure is the
    12·1 answer
  • A building 240 feet tall casts a 40 foot long shadow. If a person stands at the end of the shadow and looks up to the top of the
    11·1 answer
  • ASAP ILL GOVE 10 POINTS
    15·2 answers
  • I keep getting this wrong, please help me
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!