Write an equation in standard form if its perpendicular to the y-axis and passes through (-2,5)

Write an equation in standard form if its perpendicular to the y-axis and passes through (-2,5)
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Cameron Benitez
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
$5=0×-2+c$
$c=5$
Hence;
$y=5$