Răspuns :
a = (24×2+5×9)-30
a = (48+5×9)-30
a = (48+45)-30
a = 93-30
a = 63
b = 8×4×3-40×2-9
b = 32×3-40×2-9
b = 96-40×2-9
b = 96-80-9
b = 16-9
b = 7
63:7 = 9
:)
Răspuns:
a=(24×2+5×9)-30
a=(48+45)-30
a=93-30
a=63
b=8×4×3-40×2-9
b=32×3-40×2-9
b=96-80-9
b=16-9
b=7
a:b=?
63:7=9