Michelle's last electric bill listed a previous reading of 17,934 kWh. This month, the electric meter reading is 18,796 kWh. If the electric company charges $0.09 per kWh, what is the charge for usage?
What will be an ideal response?
$77.58; 18,796 
17,934 = 862; 862 ´ 0.09 = $77.58
Mathematics
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