Acircle is centered at (−4, −6) and has a radius of 3. which of the following is the equation for this circle?
a. (x + 4)2 + (y + 6)2 = 3
b. (x − 4)2 + (y − 6)2 = 9
c. (x − 4)2 + (y − 6)2 = 3
d. (x + 4)2 + (y + 6)2 = 9

Tom is making a punch that contains 80% cranberry juice and the rest ginger ale. the punch has 2 liters of ginger ale. part a: write an equation using one variable that can be used to find the total number of liters of cranberry juice and ginger ale in the punch. define the variable used in the equation and solve the equation. hint: 0.8x represents the number of liters of cranberry juice in the punch. (5 points) part b: how many liters of cranberry juice are present in the punch? show your work.

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

How can writing phrases as algebraic expressions you solve problems?