Answer:
r = 3
Step-by-step explanation:
Slope of a line passing through two points and
is given by the formula,
Slope 'm' =
Slope of a line passing through (4, 2) and (r, -6) is 8.
8 =
8(4 - r) = 8
4 - r = 1
r = 4 - 1
r = 3
Mark rode his bicycle for 2 hours at 20 miles/hour to get from place A to place B. What is the distance between the two places?
2 answers:
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