Răspuns :
a + b = 77
a : b = 4 rest 12 => a= 4b + 12
4b + 12 + b = 77
5b = 77 - 12
5b = 65
b = 65 : 5
b = 13
a = 13 × 4 + 12
a = 64
segmente :
a. |.....|.....|.....|.....|+12
b. |.....|
77 - 12 = 65
65 : 5 = 13 ( b )
a = 13 × 4 + 12
a = 64 ( a )
a + b = 77
a : b = 4 rest 12 => a= 4b + 12
4b + 12 + b = 77
5b = 77 - 12
5b = 65
b = 65 : 5
b = 13
a = 13 × 4 + 12
a = 64
segmente :
a. |.....|.....|.....|.....|+12
b. |.....|
77 - 12 = 65
65 : 5 = 13 ( b )
a = 13 × 4 + 12
a = 64 ( a )