Zgjidhja e ushtrimit 3

Gjeni vlerën e shprehjeve, nëse $p=3$, $q=4$ dhe $r=2$.

1. $p+q+r$
2. $p+q-r$
3. $2p+3q+4r$
4. $3p-4q-2r$
5. $5(p+q-2)$
6. $pq+pr+qr$
7. $p(q+r)$
8. $2qr+5pq$
9. $\dfrac{q+r}{p}$
10. $\dfrac{pq}{r}$
11. $p+\dfrac{q}{r}$
12. $\dfrac{2p}{3}+\dfrac{3q}{2}+\dfrac{5r}{2}$