lunahaddixmoon
lunahaddixmoon lunahaddixmoon
  • 09-03-2018
  • Mathematics
contestada

PLEASE HELP
Find the solution of this system of equations
-5x=-21+6y
-5x+y=-84

Respuesta :

meredith48034
meredith48034 meredith48034
  • 10-03-2018
-5x - 6y = -21
5x - y =. 84

-7y = 63

y= -9

-5x = -21 - 54

-5x = -75

x = 15
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