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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Answer 1

Answer:

maths

Step-by-step explanation:

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