Find the General solution y''+4y'+4y=0, y1(x)=e^-2x​

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 (monthly car loan payment per $1,000 borrowed) i need !

X2 + y 2 = 36 x + y = 6 solve the system of equations.

Ineed i been stuck on this question since yesterday