• C + E = A
  • A + E = D
  • D + H = F
  • G + H = B

Solve

  • A + H = G
  • F + G = B
  • G + H = F
  • D + G = E
  • F + H = E

Solve

  • D + E = G + 3
  • E + F = D + 2
  • A + G = D + 5
  • B + D = F + 8
  • A + G = C + 3

Solve

  • C + D = A + 7
  • B + H = A + 2
  • A + D = E + 5
  • B + E = G + 5

Solve

  • A = G + 4
  • D = F + 1
  • C = A + 3
  • B = H + 5

Solve

  • B = D + 7
  • E = A + 1
  • C = F + 5
  • B = H + 5
  • B = G + 4

Solve

  • C = 4D
  • 4A = 2H
  • 3B = 4A
  • G ≠ 7
  • 2D = 4G
  • E ≠ 7

Solve

  • 2F = D
  • 2B = 3H
  • 4E = 2H
  • A ≠ 6
  • 2G = 4B
  • A ≠ 5

Solve

  • 2F = C
  • A > C
  • H = 2E
  • 2G = B
  • B > F
  • 3F = G
  • D > B

Solve

  • 4A = 3D
  • 4D = 2H
  • C > A
  • 3H = 4B
  • F > G
  • H = 4E
  • C > B

Solve

  • D + H = E + F
  • C + G = D + E
  • C ≠ 2
  • B + E = A + H
  • E + H = B + G
  • A + E = G + H
  • A + G = F + H

Solve

  • E + F = C + H
  • A + G = C + D
  • F + H = B + E
  • A ≠ 3
  • B + F = C + G
  • G ≠ 2
  • F ≠ 3
  • B ≠ 7
  • G ≠ 8
  • C ≠ 1
  • A ≠ 8

Solve

  • 2D = B + F
  • 2C = A + B
  • 2A = B + G
  • B > E
  • 2B = C + H

Solve

  • 2H = A + E
  • B > E
  • 2F = A + B
  • 2D = C + H
  • 2E = A + G

Solve

  • B + C ≤ 3
  • C + F = D
  • B + F ≤ 6
  • B + G = E
  • D + F = E
  • A + B = G

Solve

  • F + H ≤ 3
  • D + H ≤ 8
  • D + F = E
  • B + G ≤ 13
  • B + D ≤ 12
  • B + F ≤ 5
  • A + E ≤ 10
  • B + C ≤ 9

Solve

  • C + G + H = 17
  • C + G = 14
  • A + E + G = 13
  • C + F = 11
  • C + D + E = 9

Solve

  • B + F = 10
  • B + D + H = 15
  • B + E = 7
  • B + C + E = 11
  • E + G = 8
  • B + D = 9

Solve

  • C = D + H
  • A + EE = 3E
  • E + G = H
  • E + 9 = F + G

Solve

  • H = FG
  • A + C = B
  • B + F = 7
  • D = C + E

Solve

  • 2B + C = AH + 2D + F + 8
  • 2G = D + FH
  • F + H ≠ A + D
  • A + 1 > F
  • CH = 7

Solve

  • D + 9 = A + G
  • C = BE
  • A ≠ 8
  • A = E + 2F + 1
  • B + G = A

Solve

  • C + 3 = B
  • D = DE
  • H > A
  • G ≤ 4
  • F = C + D
  • B + G > AE + 2C
  • 2C + EE = 1 if and only if F = 4C

Solve

  • B + C = 8
  • B + D + E = F
  • H = D + E
  • E + F = G
  • BC = C if and only if C + 3E + 1 = G

Solve

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