Respuesta :

Answer:

Point Form:

( 7 , − 7 )

Equation Form:

x = 7 , y = − 7

Step-by-step explanation:

Answer:

x=7,y=-7

Step-by-step explanation:

1: add the equations

3x+3x+y-y=28+14

6x=42

x equals 7

2:plug that in to get y

3(7)-y=28

21-y=28

-y=7

y=-7

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