Abike shop mountain bikes for a $3.50 insurance charge plus $2.50 each hour. for how many hours can a person rent a bike with 21.00

true? is that what you're asking or do you mean something else?

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square