Linear Expressions & Equations

Simplify the following expression:

4x + 8z - 3y + 5z

• 4x - 3y + 3z

• 4x - 3y +13z

• 7x + 13z

• y + 3z

An equation is normally constrained to ______ number of answers.

• infinite

• one or two

• Dog bones taste good :)

• five or more

Simplify: 5 (3x - 4)

• 15x + 20

• 8x - 9

• Chalupa Sunday!

• 15x - 20

Tags

CCSS.6.EE.A.3

Simplify by distributing:
3(-6x-3)

• 18x+9
• -18x-9
• 12x+6
• 18x-9

Tags

CCSS.7.EE.A.1

Factor:
12x + 9

• 3(4x + 3)
• x(12+9)
• 3(4x - 3)
• not factorable

Tags

CCSS.7.EE.A.1

Factor:  
2x + 18

• 2(x + 9)
• 2(x + 8)
• 2(2x + 9)
• cannot be factored

Tags

CCSS.7.EE.A.1

(3x + 5) + (2x + 3)

• 6x + 15
• 6x + 8
• 5x + 8
• 5x + 15

Tags

CCSS.HSA.APR.A.1

x + 12 = 20

• x = 32
• x = -32
• x = 8
• x = -8

Tags

CCSS.6.EE.B.7

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

Tags

CCSS.6.EE.B.7

What is the definition of a variable?

• The letter used to represent a quantity
• The little number or letter used to raise to a power
• The number in front of a variable
• The number with no variable

Tags

CCSS.6.EE.A.2B