Respuesta:
X - 1 = y + 1
X - 3 = 3y - 7 -
____________
-1 -(-3) =y-3y+-(-7)
2 =-2y+7
2y=5
y=5/2
de :
x-1=5/2 +1
x=5/2 + 2
x=9/2
espero que te ayude d=====( ̄▽ ̄*)b
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Respuesta:
X - 1 = y + 1
X - 3 = 3y - 7 -
____________
-1 -(-3) =y-3y+-(-7)
2 =-2y+7
2y=5
y=5/2
de :
X - 1 = y + 1
x-1=5/2 +1
x=5/2 + 2
x=9/2
espero que te ayude d=====( ̄▽ ̄*)b