The admission fee at a fair is $1.50 for children and $4 for adults. on a certain day, 2050 people enter the fair and $4700 is collected. a. write a system of linear equations that you can use to determine how many children and adults attended. be sure to define your variables. b. solve the system.

(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?