Slope
What is the slope of this line? y=3x+5
What is the intersection of the lines y=5 and y=x?
(5, 5)
Re-write in slope intercept form: x − 3y = 6
y = 1/3x − 2
What is the slope of this line? 3x - 4y = 12
3/4
Solve: y=x+2 and x=-3
(-3, -1)
4x − y = 1
y=4x-1
Find the slope of a line that passes through the following points: (-1, 4) and (2, 10)
2
Solve: y=4x-9 and y=x-3
(2, -1)
11x − 4y = 32
y = 11/4 x − 8
The slope of a line is -2. The line passes through P(k, 4) and point Q(1, 10). What is the value of k?
4
Solve: 3x-5y= 17 and y=-7
(-6, -7)
9x − 7y = −7
y = 9/7 x + 1
If the slope of line A is 3, what is the slope of the line B that is perpendicular to line A?
-1/3
8x − 6y = −20 and −16x + 7y = 30
(−1, 2)
13x − 11y = −12
y = 13/11 x + 12/11