Which of the following demonstrates the distributive property?
a 3(4a + 2) = 12a + 6
b 3(4a + 2) = 12a + 2
c 3(4a + 2) = 4a + 6
d 3(4a + 2) = 7a + 5

idk

step-by-step explanation:

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents