Michael owns a lawn care service. he charges each customer 30 + 12h dollars, where h represents the number of hours spent working on a lawn. what does each part of the expression represent? drag the answer into the box to match each part of the expression. 30-? 12-? 12h-? 1.the amount of money michael earns every week 2.the cost for h hours of lawn service without the base fee 3.the fee for one hour of lawn service without the base fee 4.the base fee for lawn service