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How do you solve the following linear system: $x = 1 - y, y = 2 x - 2$ $x=1-y , y=2x-2$ ?

1 Answer

May 24, 2018

$x = 1$ $x=1$ and $y = 0$ $y=0$

Explanation:

$x = 1 - (2 x - 2)$ $x=1-(2x-2)$

$x = 3 - 2 x$ $x=3-2x$

$3 x = 3$ $3x=3$ , so $x = 1$ $x=1$

Thus, $y = 2 \cdot 1 - 2 = 0$ $y=2*1-2=0$

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