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Frumi111
a fost răspuns

afla termenul necunoscut 802-x =384,152+x=321, x-243=399, x+545=600

Răspuns :

Leila1231
802-x=384
x=802-384
x=418
802-418=384



152+x=321
x=321-152
x= 169
152+169=321


x-243=399
x=243+399
x=642
642-243=399



x+545=600
x=600-545
x=55
55+545=600
Superman51
802-x=384
x=802-384
x= 428

152+x=321
x=321-152
x=169

x-243=399
x=399+243
x=642

x+545=600
x=600-545
x=55

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