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
KonstantinChe [14]
2 years ago
11

When 21 is subtracted from the square of a number, the result is 4 times the number.

Mathematics
1 answer:
bixtya [17]2 years ago
8 0

Answer:

7

Step-by-step explanation:

7^2 =49

49 -21 =28

28÷7 = 4

You might be interested in
Solve the equation x^2=26
Volgvan

Take the square root. The opposite of squaring something is taking the root :)

√x^2 = √26

x = √26

x = 5.099...

OR leave it if your teacher doesn't want a decimal since it can't be simplified anymore


8 0
3 years ago
2. Which of the following is a composite number? A. 139 B. 91 C. 13 D. 29
love history [14]
7 x 13 = 91.......so 91 is not a prime, it is a composite
8 0
4 years ago
Read 2 more answers
Find two consecutive integers such that the smaller integer is six more than twice the larger integer
ZanzabumX [31]
Let the integers be x and x+1.

x = 6 + 2(x + 1)

x = 6 + 2x + 2

x = -8

Hence, the integers are -8 and -7.
8 0
3 years ago
What equations can be graph to solve |2x-3|=7?
topjm [15]

Answer:

i think that would be (2,0)

6 0
3 years ago
When a dice is rolled find the probability of getting a number less than or equal to 6
Dahasolnce [82]

Answer:

100% probability right?

Step-by-step explanation:

a dice only has 6 sides

7 0
2 years ago
Other questions:
  • Are my answers right?
    8·1 answer
  • Find the midpoint of the segment with the following endpoints.<br> (5,9) and (0,3)
    9·2 answers
  • If you had 10 appples then you gave 2 away how many do you now have?
    7·2 answers
  • How many centre meters in 1.5 kilometres
    10·1 answer
  • Please I need Answer ASAP
    13·2 answers
  • After getting 10 haircuts at Cut and Run, the customer receives 2 free haircuts. At $8.00 a cut, what is the average cost of the
    5·2 answers
  • Can you help me with this? 4
    10·1 answer
  • I need help with an area math question
    6·1 answer
  • A rectangle has a perimeter of 28 feet. The width of the rectangle is two foot less than the length of the rectangle. What is th
    14·1 answer
  • Find the solution or solutions to the equation.<br> 36 = 9²<br> 18<br> 6, -6<br> 6<br> 18, -18
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!