3 years ago

Solve the inequality. Graph the solution. |3x-3|+3<12

1 answer:

8 0

$|3x-3|+3 < 12\ \ \ \ |-3\\\\|3x+3| < 9\iff3x+3 < 9\ \wedge\ 3x+3 > -9\ \ \ \ |-3\\\\3x < 6\ \wedge\ 3x > -12\ \ \ \ \ |:3\\\\x < 2\ \wedge\ x > -4\\\\-4 < x < 2$

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