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
Nataly [62]
3 years ago
11

8 The square of a number is 12 less than 7 times the number. What is the number?

Mathematics
1 answer:
Alex3 years ago
8 0
7x^2 - 12 = 0
7x^2 = 12 | : 7
x^2 = 12/7 | sqrt
x = sqrt(12/7)
x = sqrt(84) / 7
x = 2sqrt(21) / 7
You might be interested in
George filled 12 mugs with hot coffee. Each of the mugs can hold 245 mL of coffee in them. How many liters of coffee did George
Savatey [412]
He poured 2.94 liters of coffee.
3 0
3 years ago
Point B has coordinates (3,1). the x-coordinate of point A is -1. The distance between point A and point B is 5 units. What are
Andre45 [30]

Answer:

-1.3+2 that is point A to find ir

3 0
3 years ago
On Wednesday, Miguel's bank account balance was -$55. On Thursday, his balance was less than that. Use absolute value to describ
Juliette [100K]

In this situation, the -$55 represents the debt of $55, since this happens when Miguel does not have enough money in his account to cover payments or transactions. On Thursday, he has a debt of more than $55. The explanation behind this is if an account balance is less than -55 dollars, it exemplifies a debt bigger than 55 dollars. 

4 0
3 years ago
For the sequence an=3n(n+1) what is the value of a10
fgiga [73]
A(n)=330 Plug in 10 for n
3 0
3 years ago
Read 2 more answers
For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.Immersive Reader
Vlad1618 [11]

Answer:

C. D:{0, 1, 2, -4}- R:{1, -3, -4}

Step-by-step explanation:

4 0
3 years ago
Other questions:
  • Answer ASAP please !!
    15·1 answer
  • Suppose you invest $500 at an annual interest rate of 7.1% compounded continuously. How much will you have in the account after
    6·1 answer
  • The value of y varies directly with x, and when x=8, y=2. Write an equation to represent the direct variation.
    11·2 answers
  • what is A U B, if A={0,2,3,4,9,11}and B = {2,3,6,8,9,10}? A.{0,4 11 } B.{2,3,6,9} C.{1} D.{1,2} what is the answer
    12·1 answer
  • Suppose you have six quarters, nine dimes, and four pennies. Explain how you find the total value of all the coins.
    11·1 answer
  • Which statement is NOT true?
    7·1 answer
  • We operate a bottle filling factory. One of our machines fills a 32-ounce bottle with a target of 32.08 ounces of orange juice.
    6·1 answer
  • We were ordering pizza for eight students. Each student should have at least two slices. Each pizza is cut into five slices.What
    13·2 answers
  • I need help please could u help ​
    10·1 answer
  • What is the area of 4 and 2 to the nearest hundred
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!