your school brought 193 students on a field trip using vans and buses. a total of 8 vehicles went on the trip. each bus held 51 people and each van held 8 people. write the system using elimination

Which equation can be used to solve for the unknown number? seven less than a number is thirteen. n-7=13 7-n=13 n+7=13 n+13=7

What statement is true? 2x^2-9x+2=-1

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons