Final answer:
The equivalent expression to 0.3(129) is A) 0.3 * 129, as the parentheses denote multiplication of 0.3 by 129.
Step-by-step explanation:
The expression that is equivalent to 0.3(129) is A) 0.3 * 129. This is because the parentheses in the original expression indicate multiplication of 0.3 and 129. The other options represent addition, subtraction, and division, respectively, and are not equivalent operations to multiplication in this context.