Algebra

Sam’s age is x. His brother is 4 years older and is 14 years old. Which equation correctly represents the situation?

• 4x = 14
• x + 4 = 18
• x + 4 = 14
• x – 4 = 14

A number x is divided equally among 5 students. Each student gets 9. Which equation correctly represents the situation?

• x/5 = 9
• x – 5 = 9
• x + 5 = 9
• 5x = 9

Each packet has 4 stickers. There are x packets and 32 stickers altogether. Which equation correctly represents the situation?

• x – 4 = 32
• x/4 = 32
• 4x = 32
• x + 4 = 32

A box has x marbles. After giving away 5, 2 marbles remain. Which equation correctly represents the situation?

• x – 5 = 2
• 5x = 2
• x + 5 = 2
• x/5 = 2

Rina has x pencils and buys 3 more. Now she has 9 pencils. Which equation correctly represents the situation?

• x + 3 = 12
• x + 3 = 9
• x – 3 = 9
• 3x = 9

Which values of x make the inequality 3x ≥ 42 true?

• 12
• 14
• 16
• 9

Which values of x make the inequality 2x < 26 true?

• 11
• 12
• 13
• 14

Which values of x make the inequality x – 11 ≤ 1 true?

• 10
• 12
• 13
• 16

Which values of x make the inequality x + 7 > 18 true?

• 10
• 11
• 12
• 14

Which values of x make the inequality 5x ≥ 50 true?

• 8
• 10
• 12
• 5

Which values of x make the inequality 4x < 36 true?

• 7
• 8
• 9
• 10

Which values of x make the inequality x – 7 ≤ 1 true?

• 6
• 8
• 9
• 12

Which values of x make the inequality x + 3 > 10 true?

• 6
• 7
• 8
• 10

Which values of x make the inequality 7x ≥ 42 true?

• 4
• 6
• 8
• 1

Which values of x make the inequality 6x < 30 true?

• 3
• 4
• 5
• 6

Which values of x make the inequality x – 3 ≤ 11 true?

• 12
• 14
• 15
• 18

Which values of x make the inequality x + 11 > 24 true?

• 12
• 13
• 14
• 16

Which values of x make the inequality 3x ≥ 36 true?

• 10
• 12
• 14
• 7

Which values of x make the inequality 2x < 22 true?

• 9
• 10
• 11
• 12

Which values of x make the inequality x – 11 ≤ -1 true?

• 8
• 10
• 11
• 14