cheygraham14 cheygraham14
  • 30-09-2017
  • Mathematics
contestada

Solve the given system of equations. 2y=-x+9 and 3x-6y=-15

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bdelacruz3487
bdelacruz3487 bdelacruz3487
  • 30-09-2017
y=1 and x=7 because if you make the first equation into a x= equation, you can just substitute it for the second equation and solve it. 
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mohammadrashidowt0wi mohammadrashidowt0wi
  • 30-09-2017
2y+x=9
-6y+3x=-15

6y+3x=17
-6y+3x=-15

6x=2

x=1/3
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