Respuesta :

mhanifa

Answer:

  • r = 1

Step-by-step explanation:

Use the slope formula:

  • m = (y₂ - y₁)/(x₂ - x₁)
  • m = -3, x₁ = 4, y₁ = r, x₂ = 8, y₂ = -11

Substitute values and solve for r:

  • -3 = (-11 - r)/(8 - 4)
  • -3 = -(11 + r)/4
  • 11 + r = 12
  • r = 12 - 11
  • r = 1
richeshagreen2801

Answer:

The answer to your question is R=1

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