Slope
Slope of picture #1
-5/2
change to y=mx+b
2x + 4y = -12
y = -1/2x - 3
Linear equation of picture #3
y=7/2x-3
(-4, -7) slope =3
y=3x+5
Slope of picture #2
0
Change to y = mx + b
6x - 2y = 2
y = 3x - 1
Linear Equation picture #4
y=-x+3
(-8, -9) slope = -5/4
y=-5/4x + 1
(-12, -1) and (-3, -4)
-1/3
x-intercept
2x + 5y = 20
(10, 0)
Linear equation of picture #5
y=-2
(-3, -9) and (4, -2)
y=x-6
(-11, 7) and (-11, -2)
undefined
y-intercept
2x + 5y = 20
(0, 4)
2 lines that have the SAME slope
Parallel Lines
Parallel line to y= -4x+5 and passes through (-2, -1)
y= -4x - 9
The slope perpendicular to 2
-1/2
x-int AND y-int
4x - 3y = 24
(6, 0) and (0, -8)
2 lines that have negative reciprocal slopes
Perpendicular lines
Perpendicular line to 3x - 5y = 5 and passes through (9, -14)
y= -5/3x + 1