Point-Slope Form
Write an equation in point-slope form. (2, 5), m = -6
y - 5 = -6 (x - 2)
Write an equation in slope-intercept form. y - 10 = 4 (x + 6)
y = 4x + 34
Write an equation in standard form. y = -2x + 20
2x + y = 20
Write an equation in point-slope that is parallel to (-1, 2), y = 1/2x - 3
y - 2 = 1/2 (x + 1)
What is slope-intercept form?
y = mx + b
Write an equation in point-slope form. (-4, 3) m = -1/2
y - 3 = -1/2 (x + 4)
Write an equation in slope-intercept form. y - 7 = -3/4 (x + 5)
y = -3/4x + 13/4
Write an equation in standard form. y = 4/5x + 5
4x - 5y = -25
Write an equation in point-slope form that is perpendicular to (-2, 3), y = 1/2x - 4
y - 3 = -2 (x + 2)
What is point-slope form?
y - y1 = m (x - x1)
Write an equation in point-slope form. (-1, 7) , (8, -2)
y - 7 = -1 (x + 1) OR y + 2 = -1 (x - 8)
Write an equation in slope-intercept form. y + 3 = -1/3 (2x + 6)
y = -2/3x - 5
Write an equation in standard form. y - 10 = 2 (x - 8)
2x - y = 6
Write an equation in slope-intercept that is parallel to (-3, -1), y = -5x + 2
y = -5x - 16
Which lines have opposite reciprocal slope?
Perpendicular lines
Write an equation in point-slope form. (-1, 3), (3, -5)
y - 3 = -9/4 (x + 1) OR y +5 = -9/4 (x - 3)
Write an equation in slope-intercept form. y + 6 = -3/4 (x + 8)
y = -3/4x - 12
Write an equation in standard form. y + 7 = -3/2 (x + 1)
3x + 2y = -17
Write an equation in slope-intercept that is perpendicular to (-1, 4), y = 3x + 5
y = -1/3x + 11/3
What is the equation to find slope?
y2 - y1 / x2 - x1
Write an equation in point-slope form. (1, 0), (1, 3)
Write an equation in slope-intercept form. (2, 3), (-5, 1)
y = 2/7x + 17/7
Write an equation in standard form. (3, 2), (4, -4)
6x + y =20
Write an equation in standard form that is perpendicular to (3, 6), 3x - 4y = -2
4x + 3y = 30
What is standard form and the 3 conditions with it?
Ax + By = C; A, B, C are integers, A cannot be negative, A and B cannot be zero