Slope and Linear

At what rate did the rain fall?

• 2 cm per hour

• ¹/₄ cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

Which lines have a positive slope?

• Line L

• Line M

• Line N

• Line P

Select all the points that are on the graph of 4x+8y=20

• (5,0)

• (0,2)

• (1,2)

• (2,2)

Does the point (10,0) lie on the graph of the line 2x+4y=20?

• Yes

• No

For two weeks, the highest temperature each day was recorded in four different cities. Lines ℓ, m, n, and p are graphs of the temperature over time in Lubbock, Memphis, New Orleans, and Phoenix. Which statement is true?

• The highest temperature in Lubbock increased as time passed.

• The high temperature in Memphis decreased steadily.

• Initially, the high temperature was warmer in Phoenix than in Memphis.

• The high temperature in Phoenix rose faster than the temperature in New Orleans.

What is the equation for line r?

• y = 1

• x = 1

What is the equation for line m?

• y = -2x+4

• y = 2x+4

What is the equation for line k?

• y = x+4

• y = -x+4

Based on the table, how long did it take this runner to go 6 miles?

• 36 minutes

• 54 minutes

• 72 minutes

• 90 minutes

• m = 3/4
• m = - 4/3
• m = - 3/4
• m = 0