6th REDO: 6th ACAP Practice #20 - 33

#20: 1. What is the new location of (-4​ , 9) when it is reflected across the x-axis?​ ​ (a)  

2. 2. What is the new location of (4, 9) when it is reflected across the y-axis?​ (b)  

   1. 3. What is the distance between these 2 locations?​ (c)  

• (-4, -9)
• (-4, 9)
• 18 units
• (4, 9)
• 8 units
• 0 units
• 13 units

#21 In a hotel building, the lobby is located at sea-level. The first floor is located 18 feet above the lobby, and the basement is located 22 feet below the lobby.

#1 What is the distance from the lobby to the basement? Write your answer as an absolute value statement.​ ​ (a)  

#2 Which is a greater distance from the lobby; the first floor or the basement?​ (b)  

• 18 feet
• 22 feet
• 4 feet
• 40 feet
• The basement
• The first floor

#22 Which of the following numbers best represents the distance from zero to point P on the number line below?

• -1 1/3

• -1 2/3

• 1 1/3

• 1 2/3

#23 Which equations are true? Select two correct answers.

#24 Which of the following expressions represents "subtract 17 from x"?

• 17 - x

• x - 17

• -17x

• -x - 17

#27 Which expressions are equivalent to 3m + 2? Select two correct answers.

• 5m

• 3 + m + m

• 2m + m + 2

• m + m + m + 2

• (m + 2) + (m + 2) + (m + 2)

#28 Write an expression for the situation below. Xavier made 22 more baskets than Jared this basketball season. Write an expression for the number of baskets Xavier made this season. Define the variable you use.

• X = J + 22, where X is the number of baskets Xavier made and J is the number of baskets Jared made.

• X = J - 22, where X is the number of baskets Xavier made and J is the number of baskets Jared made.

• X = 22 - J, where X is the number of baskets Xavier made and J is the number of baskets Jared made.

• X = 22 + J, where X is the number of baskets Xavier made and J is the number of baskets Jared made.

#29 Find the solution to the following equation and show your thinking.

#1 (a)  

#2 ​ (b)  

#3​ ​ (c)  

• x = 20.2
• x = 13.4

• x = 19.8

• x = 23.4

• x = 80
• x =36
• x = 16