Checkpoint 3 Review Day 2

Which graph best represents a line where each value of y is 3 more than 1/2 the value of x?

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Carson practices each day to prepare for an upcoming race. He starts the day by running 2 miles and then walking at a rate of 4 miles per hour.

Which representations show the relationship between the total number of miles Carson covers in a day, y, and the number of hours he walks, x?

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What is the solution set for each inequality?

c

d

x>-3

x < 9

x>9

x < -3

What is the solution to the equation?

• x = 4

• x = 8

• x = 16

• x = 32

Maggie has a $50 gift card that she will used to purchase games for her phone. Each game costs $1.99. She has a coupon code for $5 off her entire purchase. Which equation can be used to find x, the maximum number of games Maggie can purchase?

• 50 = 1.99 - 5x

• 50 = 1.99 + 5x

• 50 = 1.99x + 5

• 50 = 1.99x - 5

Which number line best represents the solution to the inequality -4x + 29 > 19?

• Number line A

• Number line B

• Number line C

• Number line D

Which number line represents the solution to the inequality 3x - 8 ≥ 7?

• Number line A

• Number line B

• Number line C

• Number line D

Which situation is best represented by the following equation?

68.50x + 127.95 = 675.95

• An office manager paid $675.95 to build a website. The office manager bought a software package for $68.50 and paid an employee $127.95 for each hour she worked on the website. What is x, the number of hours the employee worked on the website?

• An office manager paid $675.95 for computer equipment. The office manager bought one monitor for $127.95 and hard drives for $68.50 each. What is x, the number of hard drives the office manager bought?

• A sales manager paid $675.95 for advertising. The sales manager paid $127.95 per hour for consulting and received a $68.50 discount. What is x, the number of hours the manager paid for consulting?

• A business owner paid a total of $675.95 for two employees to work the same number of days. The business owner paid one employee $68.50. The business paid a second employee $127.95 per day. What is x, the number of days the employees worked?

Which situation can be represented by this equation?

250 + 65x = 575

• Jeremy is traveling to a location that is 575 miles away. He has already traveled 250 miles. What is x, the number of hours that Jeremy will need to travel at a speed of 65 miles per hour to reach the location?

• Jeremy is traveling to a location that is 575 miles away. He has already traveled 250 miles. What is x, the number of additional miles that Jeremy will need to travel to reach the location?

• Jeremy is reading a book with 575 pages. He has already read 65 pages and will read 250 pages per day. What is x, the number of days that Jeremy will need to read to finish the book?

• Jeremy is reading a book with 575 pages. He has already read 315 pages. What is x, the number of pages Jeremy has left to read to finish the book?

Determine whether each equation is true or not true when m = -5.