Fill in the blank.
Parallel lines have the ________ slope. Perpendicular lines have ______________ _____________ slopes.
same slope and opposite reciprocal slopes
100
What is the equation for slope intercept form?
y=mx+b
100
Determine the x and y intercepts of x+4y=8.
x=8 and y=2.
100
Describe the correlation as positive, negative, or none for the following statement: Number of years and the value of your car
negative
200
What is the formula for slope?
m = y2 - y1 / x2 - x1
200
Write the equation of the line parallel to y=x-2 and passing trough (1,-2). Leave your answer in point-slope form.
y+2=1(x-1)?
200
Write the equation with a slope of 6 and y-intercept of -8.
y=6x-8
200
Determine x and y intercepts of 8x-y=-16.
x=-2 and y=16
200
Describe the correlation as positive, negative, or none for the following statement: The amount of snow that falls and the chance of a snow day
positive
300
Find the slope using the graph.
m=-1/2
300
Write the equation of the line perpendicular to y=-2/3x+4 and passing through (-2,4). Leave your answer in point-slope form.
y-4 = 3/2(x+2)
300
Write the equation of a line with slope -2 and y-intercept 0.
y=-2x
300
Graph -5x+3y=-15.
Straight line graphed with x-int at 3 and y-int at -5
300
What does the line x=-3 look like on a graph?
Vertical line at x=-3
400
Find the slope between the two points (0,5) and (6,1).
m=-2/3
400
Write the equation of the line that is parallel to y=-x-5 and passing trough (3,-1). Solve your equation for y.
y=-x+2
400
Graph the equation y=2x-2.
straight line with y-in -2 and slope 2/1
400
Graph x - 2y = 6
Straight line graphed with x-int at 6 and y-int at -3
400
Jim is buying roses for his girlfriend and has a $5-ff coupon to spend at the flower shop. Roses cost $1.50 each. Write an equation in y=mx+b to represent this situation.
y=1.50x-5
500
Find the slope between the two points (2,4) and (-1,-4).
m=8/3
500
Write the equation of the line that is perpendicular to y=-x+2 and passing trough (3,-1). Solve your equation for y.