Algebra 3

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Tags

CCSS.7.EE.A.1

Simplify the Expression: -4(x + 6) + 2(x - 2)

• 2x + 28
• 6x - 20
• -2x - 28
• 6x - 28

Tags

CCSS.6.EE.A.3

Find the sum. 
(3 - 2x + 2x²) + (4x - 5 + 3x²)

• 7x - 7x + 5x²
• 5x² + 2x - 2
• 5x²
• 5x² + 6x + 8

Tags

CCSS.HSA.APR.A.1

Factorise 4x + 14

• 2(2x+7)
• 4(x+10)
• 4(x+3)
• 2(x+12)

Tags

CCSS.6.EE.A.3

CCSS.6.NS.B.4

Factorise
x² + 8x + 12

• (x + 3)(x + 4)
• (x + 6)(x + 2)
• (x + 4)(x + 4)
• (x + 1)(x + 12)

Factorise
3x² + 7x - 20

• (3x + 2)( x -10)
• (3x - 5)(x + 4)
• (x + 20)(3x - 1)
• (3x - 5)(x - 4)

Factorise the expression:

x² - 16

• (x - 4)²

• (x - 2)(x + 8)

• (x + 4)(x - 4)

• (x - 4)(x - 4)

Expand and Simplify 3(x+5)+2x

• 3x+15
• 5x+15
• 4x+14
• 5x+14

Factorise: 6m² + 16m

• 2(3m² + 8m)
• 2m(3m + 8)
• 2m(3m - 8m)
• not factorable

 $5n³-10n²+3n-6$  

•  $(5n²+3)(n-2)$  

•  $(5n²-3)(n-2)$  

•  $(5n³+3)(n-2)$  

•  $10n(n²-6)$