I can help explain this part and answer the rest is u wanna call but if not then its all good. IM currently editing it to get the rest of the answers for u
5. x=4
6.x=7
7. For this equation the numbers are too blury and i cant read them.
8. x=13
9. x=27
10.x=17.72
11. For this one i cant rlly se the numbers very well.
Keep in mind that for all of them, i may have messed up since the numbers are blurry and i may have mistaken.