Daquan makes a weekly salary of $450, plus $10 for every hour that he works. If his gold this week is to make at least $600, write an inequality can be used to determine how many hours he will need to work.

1) Be X the number of hours then the salary of Daquan is $ 450 + 10X then as he need to earn at least $ 600 then the inequality is

450 + 10x ≥600 ⇒10x≥600-450⇒10x≥150⇒x≥150/10⇒x≥15, Daquan need to work at least 15 hours