Răspunsuri

2014-06-09T22:05:02+03:00
A-b=652
a=5b
5b-b=652
4b=652
b=652/4
b=163
a=5*163=815
a=81  b=163
815-163=652
2014-06-09T22:07:47+03:00
A-b=652

b=1/5 din a

b=1/5 *a

b=a/5

a-a/5=652  aducem la acelasi numitor

5a-a=3260
4a=3260
a=815
1 5 1