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MariaSiAtat11
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120+4*[40+(a+320):4]-16=600
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Răspuns :

Alexandraichim06
4*[40+(a+320):4]=600+16-120
4*[40+(a+320):4]=496
40+(a+320):4=496:4
40+(a+320):4=124
(a+320):4=84
a+320=336
a=16

MOMOmi
120+4*[40+(a+320):4]-16=600

[tex]120+4(40+ \frac{a+320}{4} )-16=600[/tex]

120+160+a+320-16=600

584+a=600

a=600-584 = 16

a=16