Question

Afla termenul necunoscut:
2/15+9/15+y=1
e-10/4=10/4
23/6=z-5/6+17/6
Va rog sa ma ajutati dau coroana si 12 puncte

Answer 1

2/15+9/15+y=1amplificam
2+9+15y=15
15y=15-11
y=4/15
 
e-10/4=10/4 amplificam
4e-10=10
4e=10+10
e=20/4=5

23/6=z-5/6+17/6 amplificam
23=6z-5+17
23+5-17=6z
z=11/6