Respuesta :

trevordoyleione

well I presume this si simple interest.  If its compound interest the answer is different:

simple interest

4500(interest)(years) <= 7020

4500(.03)t<=7020

225t<=7020

t<= 7020/225

t<= 31.2

so you grade a close dot at 31.2 and shape to the left of it