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afla nr necunoscut din expresile 22-5x(38-4xg)=12

Răspuns :

22-5×(38-4×g)=12
5×(38-4×g)=12+22
5×(38-4×g)=34
38-4×g=34÷5
38-4×g=6 rest 4
38-g=24÷4
37-g=6
g=47+6
g=53