Answer:
I swear I hate those people who put links
The answer would be 3.1428
I=prt
9.90=p (.06)(3)
9.90=p(.18)
9.90/.18=p.18/.18
55=p
I put in $55 into the account when I opened it.
4 4/5 is the answer. :)
or.. 4.8!
There are no solutions, because the lines never touch. The answer(s) to a system of equations is/are the points where the two lines meet. Does this make sense?