Algebra: Solve by Factoring

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: 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 for the values of x:
(2x + 5)(5x - 2) = 0

• { -5/2, -2/5 }
• { -5/2, 2/5 }
• { 5/2, 2/5 }
• { 5/2, -2/5 }

Tags

CCSS.HSA-REI.B.4B

Solve
4m² - 100 = 0

• m=25, -25
• m=96
• m=5, -5
• m=-96

Tags

CCSS.8.EE.A.2

Solve.
n² - 2n = 0

• n = 2 and 0
• n = -2 and 0
• n = 2
• n = 0

Tags

CCSS.HSA-REI.B.4B

Solve
16a² - 9 = 0

• a = ^-3/₄, ³/₄ 
• a = ^-4/₃, ⁴/₃ 
• a = ^-9/₁₆, ⁹/₁₆ 
• a = ^-16/₉, ¹⁶/₉ 

Tags

CCSS.HSA-REI.B.4B

Solve 
x³ - 2x² - 4x + 8 = 0

• x = 2, -2
• x = 2i, -2i
• x = 2
• Not Factorable

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Solve
7x² = -21x

• x = 3
• x = -3
• x = 0, 3
• x = 0, -3

Tags

CCSS.HSA-REI.B.4B