Slope and Y-Intercept for Table and Equations

Which equation describes the table shown:

• y = 1x + 2

• y = 1x - 2

• y = 2x + 1

• y = -2x + 2

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

Identify the slope-intercept equation:

• y = 2x - 2

• y = -2x + 2

• y = -2x + 4

• y = 2x + 4

Identify the slope and y intercept to write an equation of the line.

• y = -1/4x + 2

• y = 1/4x + 2

• y = -4x + 2

• y = 4x - 2

• slope: 5  

  y-intercept:  (3/2,0) 

• slope: 3/2  

  y-intercept:  (0,5) 

• slope:  5 

  y-intercept:  (0,3/2)

• slope: 3/2  

  y-intercept:  (-5,0) 

Write the equation of the line in slope intercept form.

Write the equation of the line in slope intercept form.

The table of values shows the relationship between two variables. Which of the following equations best represents the table shown?

The graph represents one line, and the table represents a different line. How are the lines similar? How are they different?

• Same slope,

  different y-intercepts

• Same y-intercepts,

  different slopes

• Same slope,

  same y-intercepts

• Different slopes,

  different y-intercepts

A pet store is cleaning four fish tanks. The equations below show y, the number of gallons of water in each fish tank, after x minutes of draining. Which fish tank is draining at the slowest rate?

• y = -2x+40

• y = -5x+30

• y = -10.5x+100

• y = -30x+70