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a×4+(6×7-5×6-72:8)×76=332

Răspuns :

ax4+(42-30-9)x76=332; ax4+3x76=332; ax4+228=332; ax4=104; a=104/4=26.
a×4+(6×7-5×6-72:8)×76=332
ax4+(42-30-9)x76=332
ax4+(12-9)x76=332
ax4+3x76=332
ax4+228=332
ax4=332-228
ax4=104
a=104:4
a=26