Test Review

Which of the following expressions is best represented by the model?

• 3x + 10

• 3x - 2

• 3x + 6

• 3x + 8

Expressions do not have an equal sign.

• True
• False

9y + 2y =

• 7y

• 11y

• 18y

5x + 6x =

• 5x

• 30x

• 6x

• 11x

Which expression is equivalent to:
d + d + d + 3 + 2

• 3d + 5
• d + 5
• 2d + 7
• 3d + 4

The X axis is _______?

• vertical
• diagonal
• criss-cross
• horizontal

The Y axis is _______?

• vertical

• diagonal

• criss-cross

• horizontal

In the ordered pair (7, 8), which number is the x-coordinate?

• 7
• 8
• neither
• both

The coordinates for the origin in the coordinate plane are________?

• (1,1)
• (0,0)
• (0,1)
• (1,0)

Where is point E located?

• ( 2, 0 )
• ( 2 , 2 )
• ( 0 , 2 )
• ( 0 , 0 )