Răspuns :
S=a+a+36=2a+36
D=a+36-a=36
S:36=35 si rest 34
2a+36=36*35+34
2a=1294-36
2a=1258
a=629
a+36=665
D=a+36-a=36
S:36=35 si rest 34
2a+36=36*35+34
2a=1294-36
2a=1258
a=629
a+36=665