Question

Afla termenul: 923-738+×=328+313;739+257-×=832-303;349+579-×=900-122

Answer 1

Răspuns:

923-738+×=328+313

185+x=641

x=641-185

x=456

________

739+257-×=832-303

996-x=529

x=996-529

x=467

________

349+579-×=900-122

928-x=778

x=928-778

x=150

Answer 2

Răspuns:

a)923-738+x=328+313

185+x=641

x=641-185

×=456

b)739+257-×=832-303

996-x=529

x=996-529

x=467

c)338+579-×=900-122

917-x=778

x=917-778

×=139