Writing Equations in Slope-Intercept Form

What does 'm' represent in the slope-intercept form of a line?

• Slope

• x-intercept

• Distance

• y-intercept

How do you find the slope from a graph?

• Add rise and run

• Subtract rise from run

• Multiply rise by run

• Divide rise by run

What is the slope of a line that decreases in value from left to right?

• Undefined

• Zero

• Negative

• Positive

What does the y-intercept represent in the context of a graph?

• The minimum value of the line

• The maximum value of the line

• The point where the line crosses the y-axis

• The point where the line crosses the x-axis

In the slope-intercept form y = mx + b, what does 'b' stand for?

• x-intercept

• Slope

• y-intercept

• Maximum value

What is the y-intercept of a line that passes through (0, -3)?

• -3

• -1

• 3

• 0

How do you calculate the slope from two points on a table?

• y2 - y1 / x2 - x1

• (x2 + x1) / (y2 + y1)

• x2 - x1 / y2 - y1

• (y2 + y1) / (x2 + x1)

What is the equation of a horizontal line passing through (0, -4)?

• y = -4

• y = 4

• x = 4

• x = -4

What is the slope of every horizontal line?

• 1

• -1

• 0

• Undefined

How long will it take to finish digging a 3500 foot tunnel if 2000 feet are dug in 4 months?

• 7 months

• 8 months

• 6 months

• 5 months