Răspunsuri

  • Utilizator Brainly
2014-08-14T14:03:34+03:00
A=b+72
(a+b):(a-b)=5 rest 2

(b+72+b):(b+72-b)=5 rest 2
(2b+72):72=5 rest 2
2b+72=72*5+2
2b+72=362
2b=362-72
2b=290
b=145

a=145+72
a=217
35 4 35
2014-08-14T14:04:18+03:00
A-72=b

(a+b):(a-b)=5 rest 2

(a+a-72) :(a-a+72)=5 rest 2

(2a-72) :72 =5 rest 2

2a-72 = 5*72 +2

2a -72 = 360+2

2a= 362-72

2a=290

a=145

b=145-72
b=73
12 4 12