Răspunsuri

2014-09-03T14:08:22+03:00
A=63-8-50
a=5
b=98-91
b=7
c=41-39
c=2
5*2+3*2+7=23
7+4*5-2*2=23
7*9-7=49
2014-09-03T18:38:10+03:00
A=9*7-2*4-5*10
a=63-8-50
a=55-50
a=5
b=98-85
b=13
c=(13+28)-39
c=41-39
c=2
2a+3c-b=2*5+3*2-13=10+6-13=3
b+4a-2c=13+4*5-2*2=13+20-4=33-4=29
(a+c)*9-b=(5+2)*9-13=7*9-13=63-13=50
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