NC.8.EE.7 Exam Prep 2

Which of the following represents the solution to 5 - 2x ≥ 13?

• x ≤ -4

• x ≥ -4

• x ≤ 9

• x ≥ 9

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NC.8.EE.7

• x < -24

• x > -24

• x < 24

• x > 24

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NC.8.EE.7

Solve for x: 5x - (x - 3) = 2x + 9

• x = 3

• x = 2

• x = 6

• x = -3

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NC.8.EE.7

• x ≥ -18

• x ≤ -18

• x ≥ 18

• x ≤ 18

• x < -1

• x > -1

• x < 3

• x > 3

An amusement park charges an admission fee of $60, which covers 5 rides. Each ride after the first 5 costs an additional $4. Maria spent $72 on admission and rides. How many total rides did Maria go on?

Mathematical Equivalence

ON

The sides of a pentagon are given by the expressions a, a + 2, a + 4, a + 6, and a + 8. If the perimeter of the pentagon is 60 inches, what are the lengths of the sides?

(a)   ​ (b)   ​ (c)   ​ (d)   ​ ​ (e)  

• 10 in.
• 12 in.
• 14 in.
• 16 in.
• 8 in.
• 20 in.
• 22 in.
• 18 in.

Four consecutive integers have a sum of 98. What is the second integer in the sequence?

(a)  

In isosceles triangle MNP, angles M and P are the base angles and have equal measures. The measure of angle M is (5a – 25)° and the measure of angle N (the vertex angle) is (4a + 20)°. What is the actual measurement of angle P?

(a)  

Solve the equation: 2w + 5w – 1 = 3(w + 2) + 4w

• no solution

• infinitely many solutions

• w = –7

• w = 1

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NC.8.EE.7