Slope Constant Rate Linear Equations

Steve started with #250 and spent $25 per week. Chelsea started with $30 and saved $30 per week. Which equations represent these situations?

• y = 250 - $25x

• y = 30 + 30x

• y = 250x + 25

• y = 30x - 30

Does the table represent a proportional relationship?

• Yes.

• No.

What type of slope?

• undefined

• positive slope

• negative slope

• zero slope

What type of slope?

• negative

• positive

• zero slope

• downward slope

What type of slope?

• negative

• steep

• undefined

• zero slope

Find the constant rate of change.

• 1/2

• -1/2

• 2

• -2

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

Which statement matches the graph?

• Taylor can write 6 words per minute

• Taylor can write 25 words per minute

• Taylor can write 50 words per minute

• Taylor can write 150 words per minute

Which equation matches the table?

• y =4 x + 7

• y = 1/4x +11

• y = 4x -11

• y = 11x + 4

Which equation matches the graph?

• y = 1/3x + 3

• y = 3x

• y = x +3

• y = 3x + 3