Question

PLEASE HELP Question 1(Multiple Choice Worth 4 points) Write an expression for the perimeter of the triangle shown below: A triangle is shown with side lengths labeled 0.3x plus 24, 5x, and 0.2x minus 15. 10x − 9 10x − 39 5.5x − 9 5.5x + 9
Question 2(Multiple Choice Worth 4 points) Erica purchased adult and youth tickets for a movie. She bought x adult tickets for $7 each and y youth tickets for $5. Write an expression that can be used to show the total cost, C, of all tickets. C = 7x + 5y C = (7 + 5)x C = (7 + 5)(x + y) C = 7y + 5x
Question 3(Multiple Choice Worth 4 points) Write an expression that is equivalent to three over five (3y + 15). three over fivey + 9 three over five y + 15 nine over fivey + 9 nine over fivey + 15
Question 4(Multiple Choice Worth 4 points) Jamie purchased a DVD that was on sale for 15% off. The sales tax in her county is 5%. Let y represent the original price of the DVD. Write an expression that can be used to determine the final cost of the DVD. y − 0.15y 0.05(0.85y) y − 0.85y + 0.05y 1.05(0.85y) Question 5(Multiple Choice Worth 4 points) Which expression is equivalent to one over threep + 15? one over three(p + 45) one over three(p + 5) 3(p + 45) 3(p + 5)

Answer 1

Answer:

(1. 5.5x + 9

(2. C = 7x + 5y

(3. 9/5 + 9

(4.1.05(0.85y)

(5. one over three(p + 5)