Help me please I don’t get it I put false and my teacher said it’s wrong

Select the correct answer from the drop-down menu. this graph represents the inequality x+2< 4,2x> 3,x+6< 12,2x> 12

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

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