Solving by Factoring

Solve for a by factoring.

a² + 2a - 24 = 0

• a = -6, and a = 4

• a = 6, and a = -4

• a = 12, and a = -2

• a = 8, and a = -3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve for x by factoring.

2x² + 17x + 21 = 0

• x= ^-21/₂, and x = -17

• x= ²/₃, and x = 16

• x=-7, and x = ^-3/₂

• x=15, and x = -³/₇

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve by factoring:  2x²+ 7x + 6 = 0

• x= 3/2 and x = 2
• x = -3/2 and x = -2
• x = 6 and x = 7
• x = -6 and x = -7

Tags

CCSS.HSA-REI.B.4B

Solve by factoring:3x² + 5x + 2 = 0  

• x = -2/3 and x = -1
• x = -3/2 and x = -1
• x = 2/3 and x = 1
• x = 2/3 and x = -1

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve by factoring:  4x² + 11x - 3 = 0

• x = -3/4 and x = -1
• x = 4 and x = 3
• x = 1/4 and x = -3
• x = -1/4 and x = 3

Tags

CCSS.HSA.REI.B.4

Factor: 49x² - 100 = 0

• x = -100/49 and x = 1

• x = 10/7 and x = -10/7

• x = 10/49 and x = -10

• x = 10/7

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5
• x = 20 and x = -9
• x = 4 and x = 5
• x = -4 and x = 5

Tags

CCSS.HSA-REI.B.4B

Solve by factoring: x² + 3x - 18 = 0

• x = -3 and x = 6
• x = 3 and x = -6
• x = -9 and x = 2
• x = 9 and x = -2

Tags

CCSS.HSA-REI.B.4B

Solve by factoring: 5x² + 13x + 6 = 0

• x = -2 and x = -3/5
• x = 2 and x = 3/5
• x = -2 and x = 3/5
• x = 2 and x = -3/5

Tags

CCSS.HSA-REI.B.4B

Solve by factoring: 2x² - 5x - 12 = 0

• x = -4 and x = -6
• x = 4 and x = -3/2
• x = 4 and x = 6
• x = -4 and x = 3/2

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2