Solve the system of equations using substitution or graphing. A y= -x2 + 4x + 5
y= x + 1
OA) (-1,0) and (4,5)
B) (-1,0) and (6,7)
C) (1, 2) and (4,5)
OD) (1, 2) and (6, 7)

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?