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c=3x{10:10+2x(2+8-3)}

Răspuns :

Răspuns:

c=3x{10:10+2x(2+8-3)}

c=3x{10:10+(4x+16x-6x)}

c=3x{10:10+14x}

c=30x:10+14x

c=3x+14x

c=17x

asta e tot:}

1)2+8-3=7 2)2×7=14 3)10÷10=1 4)1+14=15 5)3×15=45