Answer:
When you have 2 unknowns, you need 2 equations to solve for them.
Step-by-step explanation:
Answer:1. 22
2. 35
38.94924555
Or
38.95
x²+3x+2=0
x²+x+2x+2=0
x(x+1)+2(x+1)=0
(x+1)(x+2)=0
x=-1,x=-2
so B