a group of friends ordered 2 pizzas. Each friend ate 1/2 of a pizza. What fraction of the 2 pizzas did each friend eat?

step-by-step explanation:

10.50 + taxes which added up to 11.50

25% is the answer

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