shippy2003 shippy2003
  • 17-12-2020
  • Mathematics
contestada

What is the solution to the system of equations below?
5 x + 2y = -3
3x + 6y = 6

Respuesta :

oktovantito oktovantito
  • 17-12-2020
Eqn (1)*3: 15x + 6y = -9 -> Eqn (3)
Eqn (3) - Eqn (2): 12x = -15
x = -5/4 = -1 1/4
Eqn (2): -15/4 + 6y = 6
6y = 9 3/4
y = 1 5/8

x = -1 1/4
y= 1 5/8
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