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Calculeaza72:9:2+a×3+24:6=38 24×5+a:3-10:2×5=105

Răspuns :

Vyvy0471


4+ax3+4=38                             120+a:3-25=105

4+3a=38-4                                  120+a:3=105+25

4+3a=34                                      120+a:3=130

3a=34-4                                        a:3=130-120

3a=30                                            a:3=10

a=30:3                                             a=30

a=10

Marioch
8:2+a×3+4=38 4+a×3+4=38 4+a×3=38-4 4+a×3=34 a×3=34-4 a×3=30 a=30:3 a=10

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