Seven less than the difference of five times a number and two.
5(x - 2) - 7
(x-2) 7
(5x - 2) - 7
7- (5x - 2)
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Brent works part-time at a clothing store. he earns an hourly wage of $15. if he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation? a. 15x > 45 b. 15x < 60 c. x > 60 d. 15x < 45 e. x < 60

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Evaluate cos2θ for cosθ = square root of 3/2