(a). What operation on both sides of the equation 3x=12 isolates the variable on one side? There may be more than one correct answer.
A. Subtracting 3x
B. Dividing by 3
C. Dividing by 3x
D. Adding 3
E. Multiplying by 3
F. Multiplying by 1/3
G. Dividing by 12
(b). Give the solution of the equation 3x=12.
x=______
