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3t-2t=2+11
t=13
5+2u=9-3u
2u+3u=9-5
5u=4 /5
u=0,8
5v-3=4v+2
5v-4v=2+3
v=5
3t-2t=2+11
1t=13
t=13
5+2u=9-3u
2u+3u=9-5
5u=4 /:5
u=0,8
5+2u=9-3u
2u+3u=9-5
5u=4 /:5
u=0,8
5v-3=4v+2
5v-4v=2+3
1v=5
v=5
Chyba tak.