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How do you solve $3 x - 9 = - 12$ $3x-9=-12$ ?

1 Answer

Jul 8, 2015

$x = - 1$ $color(green)(x=-1$

Explanation:

$3 x - 9 = - 12$ $3x-9 = -12$

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

$x = - 1$ $color(green)(x=-1$

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