Linear Equation Review

What is the gradient in the picture?

• Positive
• Negative
• Zero
• Undefined

 A line has an equation of y = - 3x + 8.  What is the y-intercept of the line?  Please enter your answer as a coordinate (x, y).

• (0, -3)
• (0, 3)
• (0, -8)
• (0, 8)

 A line has an equation of y = - 3x + 8.  What is the y-intercept of the line?  Please enter your answer as a coordinate (x, y).

• (0, -3)
• (0, 3)
• (0, -8)
• (0, 8)

 A line has an equation of y = - 3x + 8.  What is the y-intercept of the line?  Please enter your answer as a coordinate (x, y).

• (0, -3)
• (0, 3)
• (0, -8)
• (0, 8)

What does "c" represent in
y = mx + c?

• y-intercept
• x-coordinate
• x-intercept
• gradient

What does "c" represent in
y = mx + c?

• y-intercept
• x-coordinate
• x-intercept
• gradient

Look at the graph.  Write down the equation for the line.

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

Look at the graph.  Write down the equation for the line.

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

Write the equation for this graph? 

• y = - 10x + 60
• y = - 5x + 60
• y = - ¹/₂ x + 60
• y = - x + 60

Write the equation for this graph? 

• y = - 10x + 60
• y = - 5x + 60
• y = - ¹/₂ x + 60
• y = - x + 60