algebraic equations

Expand:

5(x-y)

• 5x - 5y
• 5x^2 - 5y^2
• 25xy
• 5x + 5y

Tags

CCSS.7.EE.A.1

Expand and simply

(7-x)(4x-1)

• 7x^2 - 4x - 28x + 1
• 28x - 7x^2 - 4x + 1
• 7x^2 - 28x + 4x - 1
• 28x - 7x^2 - 4x - 1

Tags

CCSS.HSA.APR.A.1

Expand:

6(-x^2 +y^2)

• -6x^2 - 6y^2
• -6x^2 + 6y^2
• 36x^2 - 36y^2
• 6x^2 + 6y^2

Tags

CCSS.7.EE.A.1

expand then simplify

4(x+2)+(x-3)(x+6)

• 9x^2 + 10x - 12
• 3x^2 + 8x - 5
• 2x^2 + 6x - 9
• 5x^2 + 14x - 10

Tags

CCSS.HSA.APR.A.1

factorise

4x^2 - 9

• (2x - 4)(2x + 3)

• (2x−3)(2x+3)

• (x−3)(2x+3)

• (2x−3)(2x-3)

Tags

CCSS.HSA.APR.C.4

expand

(x+2)^2

• X+4x+4

• x^2+8+4

• x^2+4+4

• x^2+4x+4

Tags

CCSS.HSA.APR.C.5

product of (4x+3) and (2x−5)?

• 8x^2 - 16x - 15

• 8x^2 - 14x - 15x

• 8x^2 - 14x - 15

• 4x^2 - 16x - 14

Tags

CCSS.HSA.APR.A.1

product of (3a−2b) and (a+5b)

• 3a^2 + 13ab - 10b^2

• 3a^2 + 15ab - 10b

• 3a^2 + 13a - 10b^2

• 3a^2 + 14ab - 10b^2

Tags

CCSS.HSA.APR.A.1

Factorise

x^2+4x+4

• (x+2)^2.

• (x+8)

• (x+4)

• (x+4)^2

Tags

CCSS.HSA.APR.C.4

Simplify

2x^2 - 6x/2x

• x-4

• x-3

• X-6

• x-3^2

Tags

CCSS.HSA.APR.D.6