M.1.4 Solve equations in one variable

Solve the following equation for x:

8x - 12 = 6x

• x = 6

• x = 12/14

• no solution

• x = 2

Solve the following equation for x:
6x + 2 = 8x - 2

• x = -1
• x = 1
• x = 2
• x = 10/14

Solve the following equation for x:
12x - 14x + 2 = 20 - 6

• x = 1
• x = -1
• x = 6
• x = -6

Tags

CCSS.8.EE.C.7B

Solve the following equation for x:
4(2x - 3) = 6x + 2

• x = 5/2
• x = 7
• x = 1
• no solution

x + 23 = -45

• x = -23

• x = -68

• x = -12

• x = 64

Tags

CCSS.6.EE.B.7

13x = 65

• x = 4

• x = 5

• x = -3

• x = 7

Tags

CCSS.6.EE.B.7

16 = m/8

• m = 98

• m = 128

• m = 2

• m = 136

Tags

CCSS.6.EE.B.7

∣ 2x + 9 ∣ = 15

• x = 3 
• x = 3
  x = -6
• x = 3
  x = -12
• x = 6
  x = -12

Tags

CCSS.6.NS.C.7C

Solve the following equation:

|2a + 10| = 6

• a = 8, a = 2

• a = −2

• a = −8

• a = −8, a = −2

m - 14 = 76

• m = 90

• m = 52

• m = -62

• m = 80

Tags

CCSS.6.EE.B.7