Unit 3 Review

6 - 3a = 21

• a= 9
• a= -9
• a= -5
• a= 5

Tags

CCSS.7.EE.B.4A

3 + (¹∕₄)a = 31

• a= 28
• a= 112
• a= 7
• a= 67

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

7 + ^a⁄₃ = 5

• a= -2
• a= -6
• a= 3
• a= 15

Tags

CCSS.7.EE.B.4A

^{(a + 3)}⁄₇ = 3

• a= 18
• a= 21
• a= 4
• a= 11

Tags

CCSS.7.EE.B.4A

Solve the equation:
3(x - 1) = 2x + 9

• x = 12
• no solution
• x = 10
• x = 6

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Solve the equation:
½ (2x + 6) = 3x + 13

• no solution
• x = 8
• x = -5
• x = 7

Tags

CCSS.8.EE.C.7B

Solve: 5x - 14 = 8x + 4

• 6
• -6
• -18/13
• 10/3

Tags

CCSS.7.EE.B.3

-4x + 14 ≤ 54

• x ≥ - 10
• x ≤ -10
• x ≥ 10
• x ≤ 10

Tags

CCSS.7.EE.B.4B

-4x -7 ≥ 21

• x ≤ 7
• x ≥ -7
• x ≤ 8
• x ≤ -8

Tags

CCSS.6.EE.B.8

-2 (x+2) < 14

• x < - 5
• x > -5
• x < -9
• x > -9

Tags

CCSS.7.EE.B.4B