1. Given the circle centered at point A shown in the diagram has a diameter of 8 cm in length, determine the area of the circle. a. 4x square cm
c. 16 square cm
b. 87 square cm
d. 641 square cm

Write two subtraction equations that are equivalent to 5 + 12 = 17.

What are “like terms”? why can we only add like terms?

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36