Trigonometry I need number 9 please

Vinny is interviewing for a job.he wants his take home pay to be at least $42,000.what is the least salary he can earn if he pays 25% income tax?

Given: m< ade = 60° and m< cdf = (3x + 15) prove: x = 15 what is the missing statement and the missing reason in step 5?

There are six more men than women in an aprentice class of 30. how many female apprentices are in the class?