Kxspxxn
Kxspxxn Kxspxxn
  • 11-12-2017
  • Mathematics
contestada

Use the substitution method to solve the system of equations.
{y=5
xy=-15
A. (-3, 5)
B. (3, 5)
C. (5, -3)
D. (5, 3)

Respuesta :

Kalahira
Kalahira Kalahira
  • 25-12-2017
A. (-3, 5) the equation is xy=-15 or x=-15/y put y=5 x=-15/5 x=-3
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