Page 7 - Senior Math

Find the slope between the following pairs of points.
1) (2, 3) and (−1, 7) 2) (−5, −8) and (7, 2)
3) (4, 2) and (−4, −2) 4) (4, 5) and (1, 10)
For each group of points find the value of k that makes the second pair a) parallel to the first pair
b) perpendicular to the first pair
5) (4, 8) and (2, 12) (3, 7) and (−2, 𝑘)
6) (−3, 5) and (4, −1) (1, 𝑘) and (8, 3)
Give the slope and y-intercept for each of the following equations.
7) 𝑦=2𝑥+12
9) 2𝑥+5𝑦=10
11) 7𝑥+3𝑦=10
8) 3𝑥−4𝑦=16
10) 𝑦= −2𝑥−7
12) 𝑦=5
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