Răspunsuri

2014-09-23T17:06:37+03:00
546+127-96:3+73x2-(62:a+24:2)-51=689
546+127-32+146-(62:a+12)-51=689
736-(62:a+12)=689
62:a+12=736-689=47
62:a=35
a=62:35=1,77