Inequality Algebra

Which point below is NOT part of the solution set?

• (0, 0)

• (-10, 20)

• (3, 5)

• (0, -2)

Do I need to flip my sign?
2x -3y  ≥ 12

• Yes

• No

3x + 1 - 2x < -1

• x < 0

• x < -2

• x < 5

Solve: x - 6 > -5

• x > -11

• x > -1

• x > 1

• x > 11

Tags

CCSS.7.EE.B.4B

Solve: -3x + 16 + 4x > 19

• x > 3

• x > 35

• x > 5

Solve: 2x ≤ -6

• x ≤ -3

• x ≤ -8

• x ≥ -3

• x ≥ -12

Tags

CCSS.6.EE.B.8

Solve: 12x + 5 ≤ 101

Mathematical Equivalence

ON

Tags

CCSS.7.EE.B.4B

Determine whether the given number is a solution to: x ≤ 6

Groups:

(a) Solution

,

(b) Not a solution

• -6

• 7

• 4

• 6

Tags

CCSS.6.EE.B.5

Determine whether the given number is a solution of: x ≥ -1

Groups:

(a) Solution

,

(b) Not a solution

• -2

• 4

• 0

• -1

Tags

CCSS.6.EE.B.5

Graph on the number line:

x ≤ 0