Let x= -2 y=4, and z=1/2
evaluate z(y-3x)+x

What is the measure of angle tvu shown in the diagram below

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

Atown has a population of 12000 and grows at 3.5% every year. what will be the population after 7 years, to the nearest whole number?