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
melisa1 [442]
2 years ago
7

I got -4 but I don't see it on here, did I do something wrong??​

Mathematics
2 answers:
jek_recluse [69]2 years ago
8 0

Answer: no, you are absolutely correct, it is -4. but is there any wy the screen could have been a typo?

Step-by-step explanation:

Ira Lisetskai [31]2 years ago
5 0

Answer:

it is -4

Step-by-step explanation:

but the answer is not on there so the answer will be D.

You might be interested in
What is the sun of the 9th square number and the 2nd square number?
scoray [572]

Answer:

85

Step-by-step explanation:

The 9 th square number is 9² = 81

The 2 nd square number is 2² = 4

sum = 81 + 4 = 85

3 0
3 years ago
Pulse rates of women are normally distributed with a mean of 77.5 beats per minute and a standard deviation of 11.6 beats per mi
irakobra [83]

Answer:

a) Mean=0 and Standard deviation=1

b) The z-scores have no units of measurement

Step-by-step explanation:

When we convert all the pulse rates of women to z-scores using the formula;

z=\frac{x-\mu}{\sigma} the mean is 0 and the standard deviation is 1.

The reason is that, the resulting distribution of z-scores forms a normal distribution which has a mean of 0 and a standard deviation of 1.

b) The z-scores are standardize scores and has no units of measurement. They give us how many standard deviations below or above the mean of the corresponding values.

8 0
3 years ago
Hans bought 3 CDs that were each the same price. Including sales tax, he paid a total of 41.10. Of that total, 2.40 was tax. Wha
Olin [163]

Answer:

Each CD cost 12.90 before tax

Step-by-step explanation:

41.10-2.40=38.7

38.7/3=12.90

4 0
3 years ago
Triangle m is similar to triangle n. Triangle m has two angles with measures of 32°and 93°. Which two angles measures could be i
inysia [295]
Given that triangle m and n are similar, then the implication is the ratio of the corresponding sides are the same and the corresponding angles are equal. This implies that if the two angles of triangle m measure 32° and 93°, then the possible size for the two angles in triangle n will be 32° and 93°.
6 0
3 years ago
An old-fashioned Chinese restaurant offers a family dinner where you get to choose one dish from “column A” (which has 8 dishes)
erastovalidia [21]
23 differrent dinners

6 0
3 years ago
Read 2 more answers
Other questions:
  • How many times greater is 1 gallon than one quart
    8·1 answer
  • find the magnitude of two forces f1 and f2 such that at right-angle to each other, their resultant is √13N. Also, if the two for
    14·1 answer
  • Which graph represents a step function?
    14·2 answers
  • El 10 es numero racional?​
    12·1 answer
  • Please help i will mark branliest
    13·1 answer
  • What is 4x - y = - 20 in y=mx+b form
    15·2 answers
  • Simplify the expression:<br> -1 + -1 + -3h + -8h
    7·1 answer
  • I'LL DEFINITELY MARK YOU BRAINLIST CAN U HELP ME IN THIS ( options are in the 2nd slide )
    13·1 answer
  • What is the answer to 0.2 × 10
    9·2 answers
  • A number cube has edges of 8 centimeters. What is the surface area of the number cube?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!