SOLUTION:
A line with a slope of -1 passes through the points (9,-7) and (q,-6). What is the value of q?
q=
thank you
Algebra.Com
Question 1088531:
A line with a slope of -1 passes through the points (9,-7) and (q,-6). What is the value of q?
q=
thank you
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
slope = (y2 - y1) / (x2 - x1)
:
-1 = (-6 - (-7)) / q - 9)
:
-1 = 1 / (q - 9)
:
-1(q - 9) = 1
:
-q + 9 = 1
:
-q = -8
:
***********
q = 8
**********
:
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