If the endpoints AB of have the coordinates A(9, 8) and B(-1, -2), what is the midpoint of ? AB

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?

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

Alex's monthly take home pay is $2,500. what is the maximum bad debt payment he can maintain without being in credit overload?