Răspuns :
curci |___c___|
rate |___c___|..6.|
gaini |___c___|..6.||___c___|..6.||___c___|..6.|
c+c+6+(3c+6x3)=59
2c+6+3c+18=59
5c+24=59
5c=59-24
5c=35
c=35:5
c=7 curci=7
rate=7+6=13
gaini=3x7+18
gaini=21+18
gaini=39
rate |___c___|..6.|
gaini |___c___|..6.||___c___|..6.||___c___|..6.|
c+c+6+(3c+6x3)=59
2c+6+3c+18=59
5c+24=59
5c=59-24
5c=35
c=35:5
c=7 curci=7
rate=7+6=13
gaini=3x7+18
gaini=21+18
gaini=39
curci I_________I
rate I_________I...6...I
gaini I_________I...6... I_________I...6..I__________I...6...I
observam5 parti egale cu nr curcilor
notam nr curcilor cu a
5a+24=59
5a=35
a=7 curci
7+6=13 rate
13*3=39 gaini
proba 7+13+39=59 pasari
rate I_________I...6...I
gaini I_________I...6... I_________I...6..I__________I...6...I
observam5 parti egale cu nr curcilor
notam nr curcilor cu a
5a+24=59
5a=35
a=7 curci
7+6=13 rate
13*3=39 gaini
proba 7+13+39=59 pasari