Răspunsuri

2014-09-27T17:13:48+03:00
A - b = 324
a = b
4    8
8a = 4 b
a = 324 + b
8 * (324 + b) = 4b
2592 + 8b = 4b
2592 = - 4b
b = - 2592 : 4
b = -648
a =648-324
a =  324
v : a - b = 324
324 - (- 648) = 324
324 + 648 = 324
324 = 324
324/4 = - 648/8
81 = 81