Question

2
Resuelve utilizando el método de sustitucion.
X =
a)
4x+6y = -32
-2x + y = -16
y =
X=
b)
–5x - 2y = -9
10x - y = -2
00 00 00
y =
X=
c)
-2x – 9y = -10
-9x - 5y = 26
y=

Answer 1

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