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
Alecsey [184]
3 years ago
6

The square root of the sum of a number is 4 is 5. Find the number. What is it?

Mathematics
1 answer:
anzhelika [568]3 years ago
7 0

Answer:   21

<u>Step-by-step explanation:</u>

\sqrt{n+4}=5\\\\(\sqrt{n+4})^2=(5)^2\\\\n+4=25\\.\underline{\ \ -4\ \ -4}\\\boxed{n\quad \ =\ 21}

You might be interested in
The ratio of Sam's age to Hank's age is 5 to 3. If the sum of their ages is 24, how old is Hank?
maxonik [38]
Hank is 9 years old. Explanation - What I did is I made a chart, and the categories were Sam and Hank. Then all I did was add 5 to Sam's age and added 3 to Hank's age. I repeated this until the sum of the ages equaled 24.
7 0
3 years ago
Read 2 more answers
Identify what property ( Commutative identity distributive, or associative) is used.
zloy xaker [14]
C is identity 

B is associative 

A is identity

B is communitative
7 0
3 years ago
Line L is perpendicular to the line with equation x + 2y = 8 and passes through the origin. Determine the equation of line L.
MAXImum [283]
When lines are perpendicular, they slopes are opposite reciprocal. Opposite reciprocal means that the slope is flipped and then changed from negative to positive.

5 0
4 years ago
What is the best estimate for the quotient 5,397 divided by 62
shusha [124]
The best, closest quotient would be 87.
4 0
3 years ago
Read 2 more answers
In two sample surveys, 125 people were asked about their favorite fruit. In the first survey, 40 people chose apples, 64 chose o
Artemon [7]

Answer: Marianne made an inference that is true based on the data. More than half of the people surveyed in each sample chose oranges as their favorite fruit. Since most people in each sample chose oranges, it is likley that oranges are the favorite fruit of the entire population.


Step-by-step explanation:


6 0
3 years ago
Read 2 more answers
Other questions:
  • Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
    5·1 answer
  • Melania has two jobs. During the day she works as an office clerk, and in the evening she works as a cashier. her office job pay
    7·1 answer
  • The length of a rectangle is 4 more than twice the width. If the length is 62, find the width.
    7·1 answer
  • In the diagram below, AE = 4, EB = 3, and DE = 2. Find CE.
    6·1 answer
  • Help please also need a quick response pleaseee
    14·1 answer
  • How many times greater is the value of the 5 in 150,740 than the value of the 5 in 10,452?
    6·1 answer
  • Which option summarizes what gave Chandra Gupta I power
    12·1 answer
  • Whysudushysususuajsbzgstsysyzyxyzyzusushshshshhshshshshshshshshdhdususududu
    6·1 answer
  • 16^x = 64^x + 4<br><br> x = −12<br> x = −2<br> x = 2<br> x = 12
    8·1 answer
  • [a^2 ÷ (4b)]+c <br><br> a=12<br> b=9 <br> c=4
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!