SOLUTION: A line with a slope of 3 passes through the points (q,1) and (
-
7,4). What is the value of q?
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Question 1010438: A line with a slope of 3 passes through the points (q,1) and (
-
7,4). What is the value of q?
Answer by Cromlix(4381) (Show Source): You can put this solution on YOUR website!
Hi there,
Gradient formula:
y2 - y1/x2 - x1
Using (q,1) and (7,4)
4 - 1/7 - q = 3/1
Cross multiply
21 - 3q = 3 x 1
21 - 3q = 3
-3q = 3 - 21
-3q = -18
q = 6
Hope this helps :-)
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