bryceclark37 bryceclark37
  • 04-09-2019
  • Mathematics
contestada


The midpoint of AB is M(-1,-4). If the coordinates of A are (-3,-7), what are
the coordinates of B?

Respuesta :

sebastian2019 sebastian2019
  • 04-09-2019

Answer:

(1,-1)

Step-by-step explanation:

X-axis:

-3 ... -1 ... 1 (+2 per step)

Y-axis:

-7 ... -4 ... -1 (+3 per step)

Answer Link
mathstudent55
mathstudent55 mathstudent55
  • 04-09-2019

Answer:

B(-1, -1)

Step-by-step explanation:

Let the coordinates of point B B be x and y.

(-3 + x)/2 = -1

-3 + x = -2

x = 1

(-7 + y)/2 = -4

-7 + y = -8

y = -1

B(-1, -1)

Answer Link

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