• B + C = A
  • B + D = C

Resolver

  • B = CC
  • AD = D

Resolver

  • B + D = A + 2
  • A + D = B + 4

Resolver

  • B + D = A + 4
  • B + C = D + 3

Resolver

  • C = D + 2
  • A = D + 1
  • A = B + 2

Resolver

  • A = D + 1
  • D = C + 2

Resolver

  • B = 4D
  • A = 3D

Resolver

  • 2C = B
  • 4D = 3B

Resolver

  • 2C = B
  • A > B
  • 2A = 3B

Resolver

  • 4A = 3B
  • 2B = 4D

Resolver

  • B + D = A + C
  • D ≠ 2
  • A ≠ 4
  • C ≠ 4
  • A ≠ 3
  • B ≠ 4

Resolver

  • C + D = A + B
  • D ≠ 2
  • A ≠ 2
  • C ≠ 2
  • D ≠ 4

Resolver

  • 2C = A + D
  • B > C
  • 2A = B + C

Resolver

  • 2B = C + D
  • B > A
  • 2C = A + B

Resolver

  • A + C ≤ 3
  • C + D = B

Resolver

  • B + D = C
  • B + C ≤ 5
  • C > A

Resolver

  • A + C = 3
  • A + B = 6

Resolver

  • A + C = 6
  • A + B + D = 8
  • A + B = 5

Resolver

  • se A + D ≤ 6 então B < 1
  • se C ≤ 2 então A + B ≤ 4

Resolver

  • se B ≤ 3 então C ≤ 2
  • se D ≠ 1 então A + B ≤ 4
  • se A + D ≤ 5 então B < 2

Resolver

  • C + D ≤ 6 se e somente se A > 1
  • D < 1 se e somente se B ≤ 2
  • D ≠ 4 se e somente se A ≤ 3
  • A + D ≤ 3 se e somente se B ≠ 3

Resolver

  • A + B ≤ 7 se e somente se C + D ≤ 3
  • C < 3 se e somente se A ≠ 3
  • A ≠ 2 se e somente se D ≤ 1

Resolver

  • A + B = 5
  • C = BC
  • B + C = 4

Resolver

  • 2B + C = A

Resolver

  • D = BB
  • AC = BC + C

Resolver

  • B > AC
  • AA = B

Resolver

  • BC = A + C + D
  • 2D < 4

Resolver

  • 2C = B
  • B + D > 4C
  • 4C = D

Resolver

5

Geniol+