Is (2, -3) a solution of x + 5y = 4?

Which of the following are parts of a sphere

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).