davidtrujillopaniagu davidtrujillopaniagu
  • 28-10-2019
  • Mathematics
contestada

point slope form of (3, -3), (1,-7)

Respuesta :

eliza82902james
eliza82902james eliza82902james
  • 28-10-2019

Answer:

Step-by-step explanation:

-7- -3= -4

1- 3= -2 -4/-2=2

you can use either points

y-y1=m(x-x1)

if the point is negative then the sign changes to a plus

y+7= 2(x-1)

aka y+7 =2x-2

(^that would be -2 because you do 2x-1 bc you have to distribute when you solve )

Answer Link
hrosey9841
hrosey9841 hrosey9841
  • 28-10-2019

Answer:

Y = -2x + 3

Step-by-step Explanation:

Y = mx + b

Slope = -2, so we need to solve for b

Y = -2x + b

Use one of the two points given to solve for b

-3 = -2(3) + b

-3 = -6 + b

3 = b

Answer Link

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