Răspunsuri

2014-02-24T15:19:19+02:00

F + T = 44 => F = 44 - T

( F- 4 )x3 = T - 4

( 44 - T - 4 )x3 = T - 4

( 40 - T )x3 = T - 4

120 - 3T = T - 4

4T = 124

T = 34 => F =  10


2014-02-24T15:40:22+02:00
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|---|---|---|  tatal
|---|   fiul