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