The function f(x) has a vertical asymptote at x = [BLANK].

What are the soultion(s) to the quadratic equation 40- x^2=0

The sum of two numbers is 12 and their difference is 18 what are the two numbers

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).