(x + 16 + 48) - 72 + 64 = 60 + 8 = 68
(x + 64) - 72 + 64 = 68
(x + 64) - 72 = 4
x + 64 = 76
x = 76 - 64
x = 12
Răspuns:
(x+8×2+3×8)-8+8×8=6×10+2×4