If you add 12 marshmallows to each of 5 bags of marshmallows, and each bag started with the same number of marshmallows, the total number of marshmallows is given by the expression ­­­5(x + 12). Identify an equivalent expression.
A.) x + 12
B.) 2x − 60
C.) 5x + 60
D.)2x − 60