If you get here at 7: 50 am and you have to stay for 6 hours and 1/2 what time do you get to go home

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.