Answer
$-1\leq x$
Work Step by Step
$6-\frac{2}{3}(3x-12)\leq\frac{2}{5}(10x+50)\\6-2x+8\leq4x+20\\14-2x\leq4x+20\\-6-2x\leq4x\\-6\leq6x\\-1\leq x$
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