Which expression is equivalent to -5(-3y + 7x)?

Which expression is equivalent to -5(-3y + 7x)?

• - 15y + 35x

• 15y - 35x

• 8y + 2x

• -8y + (-2x)

Tags

CCSS.6.EE.A.3

Mary simplified this expression -2(5x - 3y) + 6(-x + 3y) - 4. Which of the following shows the correct steps?

• -10x + 6xy - 6x - 10y - 4

• -10x + 6y + 6x + 18y

• 10x + 6y + 6x - 18y - 4

• -10x + 6y - 6x + 18y - 4

Tags

CCSS.6.EE.A.3

Which expression correctly applies the distributive property to the given expression -48xy + 18xyz?

• 2x(-24xy + 9xy)

• 5xy(-43 + 13z)

• 6xy(8 + 3z)

• None of these

Tags

CCSS.6.EE.A.3

Simplify the expression. 2(-k – m) + 1.5(3k + 2m) – k

Tags

CCSS.6.EE.A.3

Write an expression to represent the description. Simplify the expression. Add two to x. Triple that sum. Subtract 4 from the result.

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Shown is the current school soccer field. The length and the width of the field will each be increased by n feet. Which expression represents the perimeter of the larger field? Select all that apply.

• 2(215 + n)

• 2n + 430

• 4n + 430

• 2(150 + n) + 2(65 + n)

Tags

CCSS.7.EE.A.1

Choose the expression that is not equivalent to 24x - 12.

• 4(6x – 3)

• 12(2x – 1)

• 1/2(48x – 24)

• 24(x – 2)

Tags

CCSS.6.EE.A.4

A video game store is having a sale of 27% off of any purchase (p). Which expressions represent the final price of purchase. Select all that apply.

• p (1 – 0.27)

• p – 0.27p

• p – 0.27

• 0.73p

Tags

CCSS.6.EE.B.6

Lily and April go shopping and their subtotal is $325.45. If the sales tax is 8.62%, which of the following does not represent their total?

• $325.45 * 1.0862

• $325.45 + ($325.45 * 0.0862)

• $325.45 + ($325.45 + 0.0862)

• $325.45 + $28.05

Tags

CCSS.HSA.CED.A.3