Unit 3 review L 1-7

The equation of a line is y = ⅔ x. Select ALL the points that are on the line.

• (0,0)

• (3, 3)

• (-1 , -2/3)

• (3, 2)

• (6, 5)

Which equation best represents the line on the graph?

• y= 1/2x
• y= -1/2x
• y = 2x
• y = -2x

What is the y-intercept of the line graphed below?

• 3
• 4
• -3
• 4/3

Which equation best represents the relationship between x and y in the table shown?

• y = 5x + 5

• y = 1/5x + 5

• y = 15x + 5

• y = 10x + 5

Which equation best represents the relationship between x and y in the table shown?

• y = 5x + 5

• y = 1/5x + 5

• y = 15x + 5

• y = 10x + 5

Does the point (2, 8) lie on the line y = 10 - x?

• Yes

• No

Does the point (4, 11) lie on the line y = 8 + x?

• Yes

• No

The steepness of a line is called a

• slope

• y-intercept

• x-intercept

• slope-intercept

Which of the following graphs have the steepest slope?

• purple

• red

• blue

• green

Which of the graphs have the least steep slope?

• blue

• red

• green

• purple