Functions and Linear Graphs

Which of these represents slope-intercept form?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b

Write the equation of the line.

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

steepness of a line; rise/run

• rate of change

• slope

• slope-intercept form

• standard form

Sketch the graph of a line with x-intercept of -1 and y-intercept of -5

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Which equation is written in STANDARD form?

• y = 1/2x + 2
• y - 3 = -5(x + 2)
• -7x + 2y = 9

Find the value of y when x =2 for the equation y = -2x + 5.

• 9

• 5

• 3

• 1

Which line has an undefined slope?

• Red
• Blue
• Purple
• Green

Who are these ladies?

• The Golden Girls
• The Old Timers
• Betty White and Sisters
• Facts of Life Girls

Sonia has $40 in her lunch account and pays $2 each day to eat lunch.

• 40 + 2x
• 40 - 2x
• 2 + 40x
• 2 - 40x

Which of these represents Point-Slope form?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b