Answer
$m\leq3.2$
Work Step by Step
$-3(4-m)\geq2(4m-14)$
$-12+3m\geq8m-28$
$-12\geq5m-28$
$-12+28\geq5m-28+28$
$16\geq5m$
$3.2\geq m$
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