Answer
$y = 2.3$
Work Step by Step
$y - 8.6 = -6.3$
$y - 8.6 + 8.6 = -6.3 + 8.6$
$y = 2.3$
Check:
$2.3 - 8.6 = -6.3$
$-6.3 = -6.3$
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