Răspuns:
a) 247+x=783
x=783-247=536
b) x+318=2467
x=2467-318=2141
c) 735-x=517
x=735-517=218
d) × - 482 =267
x=267+482=749
e) 2356- x=10039
x=10039-2356=7683
f) 4357+x+937=6251
4357+x=6251-937
4357+x=5314
g) 873-c=243
c=873-243=630
h) x-215=772
x=772+215=987
i) 7815-x+737=3511
7815-x=3511-737
7815-x=2774
Sper că te-am ajutat !
Succes!
Astept coronița!