Amagic show sold tickets for $2 for every child and $3 for every adult. the total sales were $118. the difference of two times the number of adults and half the children will total 20. using the elimination method for the system of equations, what is the number of adults and children at the magic show?

Do not comment if you aren’t going to . create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

What is the area of the trapezoid shown ?

Is this a polynomial function? i need to know asap