Cevaplar

2012-12-23T20:56:12+02:00

a+5=0 => a=-5

2a+b=0 => -10+b=0 b=10

 

a-b=-15

0
2012-12-23T21:57:17+02:00

p(a+5)=-5 a=-5 b=-10 a- b =-5_-10=-15

0