Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter8: Linear Functions
Section8.8: Systems Of Linear Equations
Problem 2E
Related questions
Question
Without graphing, tell whether the graphs of the system of equation are parallel, perpendicular, intersecting or coinciding.
1. y = x + 7 and y = -x + 2
2. y = 5x and y = 5x -1
3. 2x + y = 1 and 2y + 4x = 2
4. Y = 2x + 3 and y = -x - 4
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