Solve this inequality 3q - 6 > 21

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.