Unit 1: Expressions, Equations, and Functions

Which of the following are true about an equation?

• Contains an equal sign

• May contain variables

• Has many solutions

• Shows two expressions are equal

Tags

CCSS.6.EE.A.4

CCSS.6.EE.B.5

CCSS.6.EE.B.7

Use the distributive property to simplify 2(x + 4)

• 2x + 4

• 2x + 8

• 10x

• x² + 8

Tags

CCSS.6.EE.A.3

Evaluate using correct order of operations

12 - 2 ⋅ 4

• 4

• 46

• 40

Tags

CCSS.7.NS.A.3

Evaluate using correct order of operations
16  -  4(7 + 1) ÷  2²

• 8
• 4
• 20

Tags

CCSS.6.EE.A.1

CCSS.6.NS.B.2

Simplify the expression 2x + 1 + 3x + 2

• 8x

• 3x + 5x

• 5x + 3

Tags

CCSS.7.EE.A.1

Which phrase matches the expression
y  -  6

• 6 decreased by a number, y
• A number, y, decreased by 6
• 6 minus a number, y

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.4

Which expression represents the phrase "eight fewer than the product of a number x, and four"?

• 8 - 4x

• 4x - 8

• x + 4 - 8

• 4x ÷ 8

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

Use the distributive property to simplify the expression 2x + 3(x - 1)

• 5x - 3

• 5x - 1

• 2x

• 5x + 3

Tags

CCSS.6.EE.A.3

Simplify the expression by combining like terms 4n + 3 - n + 2 - 2n

• 6n + 5

• n + 5

• 3n

• 3n + 5

Tags

CCSS.6.EE.A.3

Simplify the expression using the distributive property x + 2(2x + 1)

• 5x + 1

• 3x + 2

• 5x + 2

• 11x

Tags

CCSS.6.EE.A.3