I HAVE 2 QUESTIONS PLEASE HELP ME AND REAL ANSWERS PLEASE OR I WILL REPORT.The cost to rent a hall for Alysa's Sweet Sixteen birthday party is $300. Her Mom said she must keep the party cost to no more than $5.00 a person. She watched her mom write an expression on her notes that is listed below. What does the variable represent in this expression? 300+200------------------ XA. The number of people attendingB. The amount to rent the hallC. The amount of foodD. The total cost of the partyWhat is the sum of the coefficients in the expression 2m^2n + 2mn^2 - m + 3n + 9 PLEASE HELP ME