Which of the following uses the distributive property?
a. 0.4 * (2a - 0.3b) = 0.4 + (2a - 0.3b)
b. 0.4 * (2a - 0.3b) = (2a - 0.3b) / 0.4
c. 0.4 * (2a - 0.3b) = 0.8a - 0.12b
d. 0.4 * (2a - 0.3b) = 0.8a * 0.12b
, also explain how you got the answer

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?