Answer
5.5 hours
Work Step by Step
$2125 \geq 1500 + 125x$
$625 \geq 125x$
$625 \div 125 \geq 125x\div 125$
$5 \geq x$
5 half hours = 2.5 hours
2.5 hours + 3 hours (obtained with $1,500 payment) = 5.5 hours
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