Select all the correct answers. Which equations have infinitely many solutions? A. x – 3x = - 2x + 4. B. x - 1/3 = 0 C.1/3x - 3 = 4 + 2x D.3x + 2 – 1/3(3x) = 2 + 2x. E. x - 1/3x + 2 = 0​

Find the radius of a circle that has a circumference of 16. the formula for the circumference of a circle is c = 2tr, where r is the radius and c is the circumference. the equation solved for r is r = c over 2π. r=4 r= 8 r=12 r= 16