Which number is equivalent to 3^(4)÷3^(2)

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Select a graph that have an equation with a < 0

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).