Can someone help me out with this question??? ​

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 two undefined geometric terms always describe figures with no beginning or end?

Solve the equation. 2x - 8(x+1)= 6(2x - 3)