t9errastanyam t9errastanyam

26-02-2017
Mathematics

contestada

A line whose slope is 4 and passes through the point (0, -9) lies on the line whose equation is:
a.4x y = -9
b.4x - y = 9
c.y - 4x = 9

Respuesta :

sdmatera sdmatera

26-02-2017

You should use point-slope form: y-y1 = m(x-x1)

y+9 = 4(x)
y-4x=-9
4x-y=9 (B)

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