I need help im gonna post 4 more different questions pls answer them.

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).

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Find the commission on a $590.00 sale if the commission is 15%.