(2 points) (a) What operation on both sides of the equation 8x = 72 isolates the variable on one side? There may be more than one correct answer. A. Multiplying by 8 B. Dividing by 8.3 C. Multiplying by 1/8 D. Adding 8 E. Subtracting 8x F. Dividing by 8 G. Dividing by 72