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
stira [4]
3 years ago
7

In how many ways can the eight rooks be placed on an 8-by-8 chessboard so that no two rooks can attack one another?

Mathematics
1 answer:
saul85 [17]3 years ago
7 0
You have a total of (8!)^2/8! and that gets you. 40,320
You might be interested in
Hong made $105 for 5 hours of work. At the same rate, how much would he make for 11 hours of work? I need help plz thank you​
cupoosta [38]
105/5 = $21 per hour
21 * 11 = $231 for 11 hours
7 0
3 years ago
a movie ticket cost $9. a concert ticket cost $45. which equation can be use to find how many times as much the concert ticket c
Maurinko [17]

Answer:

9x5=45

Step-by-step explanation:

4 0
3 years ago
Solve this equation by using the substitution method. Make sure you show ALL your work.
djverab [1.8K]

Step-by-step explanation:

substitute for y

x+3+4 = -6x

x+ 7 = -6x

7 = -7x

-1 = x

y = -1+3

y = 2

4 0
3 years ago
When your income is more than your expenses, you have _____.
blagie [28]
<span>When your income is more than your expenses, y</span>ou have surplus

3 0
3 years ago
Read 2 more answers
5.
nikitadnepr [17]

Answer:

i am not so sure but I think its 10x = 33

3 0
3 years ago
Other questions:
  • Which of the following are true statements about any regular polygon? Check all that apply.
    13·2 answers
  • Karen wants to distract her noisy four-year-old child at a restaurant. She pulls out a bag that has 4 black marbles, 8 red marbl
    12·1 answer
  • Simplify 1/x-10 9x/x^2 - 9x -10
    9·1 answer
  • 6. If X is the midpoint of WY, WX = 3x - 1 and<br> WY = 10x – 26, find XY.
    7·1 answer
  • How do you know when to put an open or closed circle when graphing inequalities?
    9·1 answer
  • Phillip wanted to leave a 15% tip. He thought to himself that 15% = 10% plus half of 10%. Which of the following equations will
    12·1 answer
  • Please help!!!! 20 points!!!!
    14·1 answer
  • if the spinner is spun twice what is the probability that the spinner will stop on a vowel then a consonant?
    13·1 answer
  • Answer and will mark brainliest
    10·1 answer
  • The equation yˆ=6.8x+9.1 is the equation of a regression line in a scatter plot.The x-value is the number of hours after a store
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!