selecia12
selecia12 selecia12
  • 25-01-2017
  • Mathematics
contestada

using substitution how do u solve
3y+2x=6
and 5y-2x=10

Respuesta :

Аноним Аноним
  • 25-01-2017
3y+2x=6
5y-2x=10
--------------add
8y = 16
y = 2

3y+2x=6
3(2)+2x=6
6 + 2x = 6
2x = 0
x = 0

answer: x = 0 and y = 2 or (0,2)
Answer Link
deleonsisi
deleonsisi deleonsisi
  • 25-01-2017
the answer is x=-9 and y=8
Answer Link

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