Răspuns :
a:b=9,rest,10=>a=9b+10
a+b=130
9b+10+b=130
10b=120
b=12
a=118
118-12=106
a+b=130
9b+10+b=130
10b=120
b=12
a=118
118-12=106
a : b = 9 rest 10
a + b = 130
a = 9b + 10
9b + 10 + b = 130
a = 9b + 10
10b = 120
a = 9b + 10
b = 12
a = 9 x 12 + 10
b = 12
a = 118
b = 12
118 - 12 = 106
a + b = 130
a = 9b + 10
9b + 10 + b = 130
a = 9b + 10
10b = 120
a = 9b + 10
b = 12
a = 9 x 12 + 10
b = 12
a = 118
b = 12
118 - 12 = 106