The solution of the equation (x+3) squared=7 is

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).

If you could answer these your a life saver

Find the value of x. give reasons to justify your solutions! c ∈ ae