Răspuns :
e : 6 = 19
e = 19 × 6
e = 114
d = 114 : 6
d = 19
c = 19 + 13
c = 32
b = 32 × 9
b = 288
a + b = 300
a + 288 = 300
a = 300 - 288
a = 12
Răspuns:
e = 19 * 6 => e = 114
d = e : 6 => d = 114 : 6 => 19
c = d + 13 => c = 19 + 13 = 32
b = c * 9 => b = 32 * 9 = 288
a + b = 300 => a = 300 - 288 = 12