Sarah saved $2,000 bills $500 bills and

Well if you were going to add those then it would end up being $2,500. You didnt detail too well, but thats what i got haha!

details

step-by-step explanation:

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2