Question: A line is represented by the equation ax + by = 4. (a) When is the line parallel to the x-axis? (b) When is the

A line is represented by the equation ax + by = 4.

(a) When is the line parallel to the x-axis?

(b) When is the line parallel to the y-axis?

(c) Give values for a and b such that the line has a slope of 5/8.

(d) Give values for a and b such that the line is perpendicular to y = 2/5x + 3.

(e) Give values for a and b such that the line coincides with
the graph of 5x + 6y = 8.

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