Question

linear congruence: complete soln:
4x(is equivalent to) 5(mod 21) linear congruence: complete soln:
4x(is equivalent to) 5(mod 21) @Mathematics

Answer 1

by eea i got x = 5x-4n

Answer 2

now what?

Answer 3

4x = 5 mod21

4x = 21x + 5 i believe, unless im reading it wrong

Answer 4

no 4x+21y=5

Answer 5

i have to try to recall the mods :)

Answer 6

i agree mwgc :)

Answer 7

that looks good

Answer 8

but my teacher said somethin bout odds and evens

Answer 9

p(x) = q(x) + r(x)

p(x) - q(x) = r(x) ... or some such right

Answer 10

like 2m+1 and 2m

Answer 11

its not ringing a bell ..... sorry

Answer 12

k thx

Answer 13

ill post again