Unit 2 Test Review

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• Add 10.4 to both sides.

• Add negative 10.4 to both sides.

• Multiply both sides of the equation by 10.4.

• Divide both sides of the equation by 10.4.

Tags

CCSS.HSA.REI.A.1

Which equation can be used to represent "six added to twice the sum of a number and four is equal to one-half of the difference of three and the number”?

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• 3 units

• 5 units

• 8 units

• 9 units

Tags

CCSS.6.G.A.1

Which compound inequality has no solution?

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 $2(4+2x)≥5x+5$  

•  $x≤−2$  

•  $x≥−2$  

•  $x≤3$  

•  $x≥3$  

Use properties to rewrite the given equation. Which equations have the same solution as 2.3p – 10.1 = 6.5p – 4 – 0.01p? Select two options.

• 2.3p – 10.1 = 6.4p – 4

• 2.3p – 10.1 = 6.49p – 4

• 230p – 1010 = 650p – 400 – p

• 23p – 101 = 65p – 40 – p

• 2.3p – 14.1 = 6.4p – 4

Hiroshi spends 30 minutes on history homework, 60 minutes on English homework, and x minutes on math homework. One fourth of his total homework time is spent on math. Which equation can be used to find the amount of time Hiroshi spends on his math homework?

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How many solutions exist for the given equation?

3(x + 10) + 6 = 3(x + 12)

• zero

• one

• two

• infinitely many

Tags

CCSS.8.EE.C.7A

To fit in an existing frame, the length, x, of a piece of glass must be longer than 12 cm but not longer than 12.2 cm. Which inequality can be used to represent the lengths of the glass that will fit in the frame?

• 12 < x ≤ 12.2

• 12 > x ≤ 12.2

• x > 12 or x ≤ 12.2

• x < 12 or x ≤ 12.2