Unit 3 Linear Relationships

Select all of the ordered pairs (x, y) that are solutions to the linear equation 2x + 3y = 6.

• (0, 2)

• (0, 6)

• (6, -2)

• (3, -2)

• (3, 0)

It costs $0.25 to download an individual song and $7 to download an album. Jada has $16 to spend downloading music.

Write an equation relating the the number of individual songs s and the number of albums a Jada can download.

• a = 0.25s + 7

• s = 0.25a + 7

• 0.25a + 7s = 16

• 0.25s + 7a = 16

Write an equation in slope intercept form for the given graph.

• y = -3

• x = -3

• y = -3x

• y = -3x + 1

Write an equation in slope intercept form for the given graph.

• y = 3

• x = 3

• y = -3

• y = 3x

Write an equation in slope intercept form for the given graph.

• y = -3x + 4

• y = 1/3x + 4 

• y = 3x + 4

• y = -1/3x + 4

Write an equation in slope intercept form for the given graph.

• y = 5/6x + 1

• y = -5/6x + 1

• y = 6/5x + 1

• y = -6/5x + 1

An emergency room nurse gets paid $8 per hour and is given a $50 sign-on bonus.

Write a linear equation that represents this situation.

• y = 50x + 8

• y = 50x - 8

• y = 8x + 50

• y = 8x - 50

An emergency room nurse gets paid $8 per hour and is given a $50 sign-on bonus.

How much will he get paid if he is hired and works a 12-hour shift?

• $608

• $146

• $46

• $592

Write an equation for Tim's line.

• y = 0.75x

• y = 0.75x + 2

• y = 3x

• y = 3x +2

What is the rate of change in the table that represents Jacob's run?

• 3.5 miles per minute

• 1.5 miles per minute

• 3 miles per minute

• 1 mile per minute