Graphing from Standard Form

Graphing from Standard Form

Standard Form

 $5x\ -6y=14$  
 $10x+3y=0$  
 $x\ -y=-10$  
 $-5y=4$  
 $9x\ =\ 17$  

Multiple Choice

What is A in this equation?

 $3x\ -\ 4y\ =\ 16$  

• 3

• -4

• 16

• 4

Multiple Choice

What is B in this equation?

 $3x\ -\ 4y\ =\ 16$  

• 3

• -4

• 16

• 4

Multiple Choice

What is C in this equation?

 $3x\ -\ 4y\ =\ 16$  

• 3

• -4

• 16

• 4

Multiple Choice

What is the standard form of a linear equation?

• y = mx + b
• Ax + By = C

Graphing from Standard form

Using Intercepts

Intercepts

The x-intercept is the point at which the graph crosses the x-axis. At this point, the y-coordinate is zero. The y-intercept is the point at which the graph crosses the y-axis. At this point, the x-coordinate is zero.

Multiple Choice

What is the x and y intercept for the following equation ?

4x - 10y = 20

• x - int = 4

  y-int = -10

• x-int = 5

  y-int = 2

• x - int = 5

  y int = -2

• x -int = 4

  y -int = -10

Multiple Choice

Find the x and y intercepts
4x - 5y = 40

• x intercept is 10 
  y intercept is 8
• x intercept is 10
  y intercept is 20
• x intercept is 8
  y intercept is 10
• x intercept is 10
  y intercept is -8

Graphing from Standard Form

Using Slope and Intercepts

Multiple Choice

Find the slope and y-intercept of:

2x - 3y = -12

• slope = 2/3, y-intercept = -12

• slope = -2/3, y-intercept = -3

• slope = 2/3, y-intercept = 4

• slope = -12, y-intercept = -3

Multiple Choice

Find the slope and y-intercept of the following:

3x - y = 9

• Slope = 3, y-intercept = -9

• Slope = 9, y-intercept = 3

• Slope = 3, y-intercept = 9

• Slope = -1, y-intercept = 3