Respuesta :

mhanifa

Answer:

  • (4, -7)

Step-by-step explanation:

Given system:

  • y = -2x + 1
  • 4x + y = 9

Solve by substitution:

  • 4x + (-2x + 1) = 9
  • 4x - 2x = 9 - 1
  • 2x = 8
  • x = 4

Find y:

  • y = -2*4 + 1 = -8 + 1 = - 7