In the standard (x, y) coordinate plane, what is the slope of the line joining the points

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In the standard (x, y) coordinate plane, what is the slope of the line joining the points (3,7) and (4,−8)?
A. −15

B. −1
C. −1/7
D. 21/32
E. 15

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10 ACT Practice Tests

ISBN: 9780071591461

2nd Edition

Authors: Steven Dulan

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