Katie and Jill currently share a dresser, and each would like to have one of her own. As a valued member at the local furniture store, you receive an additional discount off each purchase. Calculate the amount of discount off each item

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).