Modulo

Find x in modulo equation:

47x = 4 (mod 9)

Hint - read as: what number 47x divided by 9 (modulo 9) give remainder 4 .

Result

x =  2

Solution:

Solution in text x =







Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments:
1st comment
Be the first to comment!
avatar




Do you solve Diofant problems and looking for a calculator of Diofant integer equations? Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?

Next similar examples:

  1. Big number
    modulo_1 hat is the remainder when dividing number 10 to 47 - 111 by number 9?
  2. Linear imaginary equation
    cplx_function Given that ? "this is z star" Find the value of the complex number z.
  3. I think
    numbers_49 I think a number. When I multiply it by five, and after that I subtract 477, I get the same number as if I multiplied it twice. What number do I think?
  4. Intercept with axis
    log_10 F(x)=log(x+4)-2, what is the x intercept
  5. Candy and boxes
    cukriky_13 We have some number of candy and empty boxes. When we put candies in boxes of ten, there will be 2 candies and 8 empty boxes left, when of eight, there will be 6 candies and 3 boxes left. How many candy and empty boxes left when we put candies in boxes of.
  6. Diofant 2
    1diofantos Is equation ? solvable on the set of integers Z?
  7. Two numbers 6
    numbers_49 Fill two natural numbers a, b: 7 + blank- blank = 5
  8. Legs
    zidle In the room are four-legged chairs, three-legged stool, and all are sitted with (one) people. I counted all the leg room and there were a total of 39. How many are there chairs, stool and people?
  9. Scouts
    skauti_2 Scouts purchased for camp cans two types total cost 1460 CZK. First cans were for CZK 32 and second for 25 CZK. How many cans purchased each type?
  10. Equation
    cubic How many real roots has equation ? ?
  11. Children
    children_3 The group has 42 children. There are 4 more boys than girls. How many boys and girls are in the group?
  12. Tickets
    tickets Tickets to the zoo cost $4 for children, $5 for teenagers and $6 for adults. In the high season, 1200 people come to the zoo every day. On a certain day, the total revenue at the zoo was $5300. For every 3 teenagers, 8 children went to the zoo. How many te
  13. Theorem prove
    thales_1 We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
  14. Digit sum
    numbers_41 Determine for how many integers greater than 900 and less than 1,001 has digit sum digit of the digit sum number 1.
  15. Teams
    football_team How many ways can divide 16 players into two teams of 8 member?
  16. PIN - codes
    pin How many five-digit PIN - code can we create using the even numbers?
  17. AP - simple
    sigma_1 Determine the first nine elements of sequence if a10 = -1 and d = 4