Slope
Find the slope: rise = 2 and run = 3
m=2/3
Write the equation in slope-intercept form
3x + y = 2
y = -3x + 2
What is the equation of a line if m = 2 and b = -3?
y = 2x - 3
What format is this equation written in?
4x-3y=-12
Standard Form
Find the slope:
x increases by 2 and y increases by 8
m = 4
Write the equation in slope-intercept form
2x + 2y = 4
y = -x + 2
What is the equation of a line that passes through (0,-4) and has a slope of 5?
y = 5x - 4
What format is this equation written in?
y-4=3/2(x+8)
Point-Slope Form
Find the slope of a line that passes through (0,0) and (-2,4)
m = -2
Write the equation in slope-intercept form
2x - y = 4
y = 2x - 4
What is the equation of a vertical line passing through (-3, 0)?
x = -3
What format is the equation y= -5x - 2
Slope intercept form
Find the slope of a line passing through (3,2) and (5,1)
m=-1/2
Write the equation in slope-intercept form
y = 2(x - 3) + 9
y = 2x + 3
What is the equation of a line that passes through (1,2) and (2,4)?
y = 2x
What form is the ordered pair for y-intercept?
(0, #)
What is the slope of the given line?
-6x + 2y = 4
m = 3
Write the equation in slope-intercept form
4x + 2y = 2x - 8
y = -x - 4
What is the equation of a line that passes through (-1,6) and (2,-6)?
y = -4x + 2
What is the direct variation form?
y=kx