mkersten
mkersten mkersten
  • 19-03-2017
  • Mathematics
contestada

I am having trouble solving this problem via Elimination Method.
y = -7+0
y = 1x-21

Respuesta :

ebioa
ebioa ebioa
  • 19-03-2017
(y=-7)*-1  
y=-21+1x
-y=7
y=-21+1x
0=-14+1x......>14=x
substituted to 2nd equation y=1(14)-21=-7
check -7=-7+0 .....>-7=-7 
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