ashharpe03 ashharpe03
  • 10-12-2018
  • Mathematics
contestada

A line with a slope of 10 passes through the points ( -5, - 9) and ( - 4,a). What is the value of a?

Respuesta :

MrGumby
MrGumby MrGumby
  • 14-12-2018

Answer:

The value of a is 1.

Step-by-step explanation:

To find the missing coordinate, we can use the slope equation and plug in all known values.

m(slope) = (y2 - y1)/(x2 - x1)

10 = (a + 9)/(-4 + 5)

10 = a + 9/1

10 = a + 9

Now we can solve for a

10 = a + 9

1 = a

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