This system of equations has been placed in a matrix
y= 650x + 175
y= 25080 -120x

i'm sorry i don't know

step-by-step explanation:

loloo

step-by-step explanation:

lololool

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