Practice for quiz

What is the equation by looking at this graph?

• y= x + 3

• y= -x + 2

• y= 2x + 2

• y= x + 2

Write the equation for the line in slope-intercept form.

• y= -1x+3
• y= 4x+3
• y=1/4x+3
• y= -4x+3

Which graph represents the equation:

y = 2x + 2

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How do you graph the equation
y=-3x +15?

• Plot the point (15,0). Then go down 3 right 1 to plot the next point.
• Plot the point (0,15). Then go down 3 right 1 to plot the next point.
• Plot the point (0,15). Then go down 3 left 1 to plot the next point.
• Plot the point (15,0). Then go down 1 right 3 to plot the next point.

Graph 2x - y = 4

• A
• B
• C
• D

Which equation matches the graph? (Click me to see the image)

• y = 2x
• y = 1/4 x + 2
• y = 1x + 4
• y = -2x