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  • Utilizator Brainly
2014-02-26T20:49:47+02:00
4+a=6x8
4+a=48
a=48-4
a=44 ;

a-5=7x5
a-5=35
a=35+5
a=40 ;

6+a=10x80
6+a=800
a=800-6
a=794
1 5 1
2014-02-26T20:50:40+02:00