How do you write an equation in standard form if its perpendicular to the y-axis and passes through (-2,5)?

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Answer 1 · 2015-05-30T10:43:54

A line perpendicular to the y-axis must be parallel to the x-axis . Hence, its gradient, #m=0#.

#y=mx+c#

Putting in (-2,5) and #m=0#

#5=0xx-2+c#

#c=5#

Hence;

#color(green)[y=5#