mercedesleon02 mercedesleon02
  • 08-03-2019
  • Mathematics
contestada

how can you eliminate this equation

12x+6y=120
4x+y=30

Respuesta :

meredith48034
meredith48034 meredith48034
  • 08-03-2019
12x + 6y = 120
-24x -6y =-180

-12x = -60

x = 5

4(5) + y = 30
20 + y = 30
y = 10

(5, 10)
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