Răspunsuri

2014-10-12T11:44:50+03:00
A) 4z-6=194 => 4z=194+6=200 => z=200:4=50
b) 20-8y=140 => 8y=20-140=-120 => y=-120:8=-15
c) 35+5a=95 => 5a=95-35=60 => a=60:5=12

Sper ca te-am ajutat! :)
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