The 9 officers of the student council are going on a trip to an amusement park. each student must pay an entrance fee plus $5 for meals. the total cost of the trip is $225. solve the equation 9(e + 5) = 225 to find the cost e of the entrance fee for each student. question 2 options: $25 $14 $45 $20

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Me. i can't figure out this question. give an explanation too. .