Answer
$x=-1.5$
Work Step by Step
$-x+0.6-2x=-4x-0.9\rightarrow$ add 4x and subtract 0.6 to both sides
$-x+0.6-2x+4x-0.6=-4x-0.9+4x-0.6\rightarrow$ combine like terms
$x=-1.5$
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