deejay79
deejay79 deejay79
  • 30-10-2019
  • Mathematics
contestada

What is the point-slope equation of a line with slope -4 that contains the point
(-2, 7)?

Respuesta :

jimrgrant1 jimrgrant1
  • 30-10-2019

Answer:

y - 7 = - 4(x + 2)

Step-by-step explanation:

The equation of a line in point- slope form is

y - b = m(x - a)

where m is the slope and (a, b) a point on the line

Here m = - 4 and (a, b) = (- 2, 7), thus

y - 7 = - 4(x - (- 2)), that is

y - 7 = - 4(x + 2) ← in point- slope form

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