cine stie il urmaresc

Cine Stie Il Urmaresc class=

Răspuns :

a)a×5=2×300
a×5=600
a=600:5
a=120
b)D-3×27=545
D-81=545
D=545+81
D=626
A) ax5=2x300
ax5=600
A=600÷5
A=120